1 2006-03-07 Richard Sandiford <richard@codesourcery.com>
3 * varasm.c (assemble_variable): Fix setting of DECL_IN_TEXT_SECTION.
5 2006-03-07 Richard Sandiford <richard@codesourcery.com>
7 * hooks.c (hook_bool_mode_rtx_true): New function.
8 * hooks.h (hook_bool_mode_rtx_true): Declare.
9 * toplev.c (compile_file): Call output_shared_constant_pool.
10 * varasm.c (shared_constant_pool): New variable.
11 (assemble_start_function, assemble_end_function): Remove arguments
12 from call to output_constant_pool.
13 (create_constant_pool): New function, split out from...
14 (init_varasm_status): ...here.
15 (force_const_mem): Choose between the shared and per-function constant
16 pools. Set current_function_uses_const_pool when reusing old entries
17 as well as when creating new ones.
18 (mark_constant): Ignore data argument.
19 (mark_constants): Remove pool argument.
20 (mark_constant_pool): Likewise. Use current_function_uses_const_pool
21 to decide whether the function uses a constant pool.
22 (output_constant_pool_contents): New function, split out from...
23 (output_constant_pool): ...here.
24 (output_shared_constant_pool): New function.
25 (init_varasm_once): Initialize shared_constant_pool.
26 * output.h (output_constant_pool): Delete.
27 (output_shared_constant_pool): Declare.
28 * config/s390/s390-protos.h (s390_output_constant_pool): Delete.
29 * config/i386/i386.c (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Override.
31 2006-03-06 Nick Clifton <nickc@redhat.com>
33 * config/m32r/m32r.h (OPTIMIZATION_OPTIONS): Remove reference to
36 2006-03-06 Ben Elliston <bje@au.ibm.com>
38 * config.gcc: Add t-dfprules to $tmake_file for i*86-*-linux* and
39 x86_64-*-linux* configurations.
41 * config/dfp-bit.h (CMPtype): Typedef to a word mode integer.
42 (LIBGCC2_WORDS_BIG_ENDIAN): Define.
44 2006-03-05 Kazu Hirata <kazu@codesourcery.com>
46 * tree-ssa-threadupdate.c (rediscover_loops_after_threading):
48 * basic-block.h: Remove the extern for
49 rediscover_loops_after_threading.
51 * cfgloop.c (cancel_loop): Make it static.
52 * cfgloop.h: Remove the prototype for cancel_loop.
54 * flow.c (recompute_reg_usage): Make it static.
55 * rtl.h: Remove the prototype for recompute_reg_usage.
57 * function.c (use_return_register): Make it static.
58 * function.h: Remove the prototype.
60 2006-03-05 Kazu Hirata <kazu@codesourcery.com>
62 * recog.c (volatile_mem_p, validate_change_maybe_volatile):
64 * recog.h: Remove the prototype for
65 validate_change_maybe_volatile.
67 2006-03-05 Kazu Hirata <kazu@codesourcery.com>
69 * rtlanal.c (replace_reg): Remove.
70 * rtl.h: Remove the prototype for replace_reg.
72 2006-03-05 Kazu Hirata <kazu@codesourcery.com>
74 * regclass.c (reg_scan_update): Remove.
75 (reg_scan_mark_refs): Remove the last argument.
76 * rtl.h: Remove the prototype for reg_scan_update.
78 2006-03-04 Kazu Hirata <kazu@codesourcery.com>
80 * builtins.c, c-pragma.h, c-typeck.c, cgraph.c, cgraphunit.c,
81 combine.c, common.opt, config/dfp-bit.c, config/i386/i386.c,
82 config/m68k/m68k.c, config/m68k/m68k.md, config/mt/mt.c,
83 config/mt/mt.h, config/s390/s390.md, df-core.c, df-problems.c,
84 df-scan.c, df.h, diagnostic.c, expr.c, function.h, gimplify.c,
85 loop-invariant.c, omp-low.c, opts.c, passes.c,
86 rtl-factoring.c, rtlanal.c, struct-equiv.c, tree-cfgcleanup.c,
87 tree-ssa-loop-niter.c, tree-ssa-loop-prefetch.c,
88 tree-ssa-structalias.c, tree-ssa-threadedge.c,
89 tree-ssa-threadupdate.c, tree-vect-patterns.c,
90 tree-vect-transform.c, tree-vectorizer.h, tree-vrp.c,
91 unwind-dw2.c: Fix comment typos. Follow spelling conventions.
93 2006-03-04 Kazu Hirata <kazu@codesourcery.com>
95 * dwarf2out.c (dwarf2out_add_library_unit_info): Remove.
96 * dwarf2out.h: Remove the prototype for
97 dwarf2out_add_library_unit_info.
99 2006-03-04 Kazu Hirata <kazu@codesourcery.com>
101 * tree.c (add_var_to_bind_expr): Remove.
102 * tree.h: Remove the prototype for add_var_to_bind_expr.
104 2006-03-04 Kazu Hirata <kazu@codesourcery.com>
106 * regclass.c (n_non_fixed_regs): Remove.
107 (init_reg_sets_1, globalize_reg): Remove all uses of
109 * hard-reg-set.h: Remove the extern for n_non_fixed_regs.
111 2006-03-04 Kazu Hirata <kazu@codesourcery.com>
113 * rtlanal.c (insns_safe_to_move_p): Remove.
114 * rtl.h: Remove the prototype for insns_safe_to_move_p.
116 2006-03-04 Kazu Hirata <kazu@codesourcery.com>
118 * expmed.c (expand_mult_add): Remove.
119 * expr.h: Remove the prototype for expand_mult_add.
121 2006-03-04 Jakub Jelinek <jakub@redhat.com>
123 * unwind-dw2.h (_Unwind_FrameState): Add REG_SAVED_VAL_OFFSET
124 and REG_SAVED_VAL_EXP constants.
125 * unwind-dw2.c (struct _Unwind_Context): Add by_value array.
126 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
127 Handle regs stored by value.
128 (_Unwind_SetGRValue, _Unwind_GRByValue): New functions.
129 (execute_cfa_program): Handle DW_CFA_val_offset,
130 DW_CFA_val_offset_sf and DW_CFA_val_expression.
131 (uw_update_context_1): Handle REG_SAVED_REG with regs stored by
132 value specially. Handle REG_SAVED_VAL_OFFSET and REG_SAVED_VAL_EXP.
133 (uw_install_context_1): Handle target regs stored by value.
135 2006-03-03 Daniel Berlin <dberlin@dberlin.org>
137 * tree-sra.c (tree_sra): Return todoflags;
138 (generate_one_element): Set TODO_update_smt_usage if needed.
139 (pass_sra): Remove TODO_update_smt_usage.
140 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Add some
142 (tree_ssa_forward_propagate_single_use_vars): Return
143 TODO_update_smt_usage if we need to update SMT usage.
144 (pass_forwprop): Remove TODO_update_smt_usage.
146 2006-03-03 Diego Novillo <dnovillo@redhat.com>
148 * tree-ssa-operands.c: Tidy whitespace. Fix spelling.
149 (correct_use_link): Remove reference to get_stmt_operands.
150 (update_stmt_operands): Likewise.
151 (get_modify_expr_operands): New function factored out of
152 parse_ssa_operands and get_expr_operands.
153 Try to create V_MUST_DEFs for LHS by default.
154 (get_expr_operands) <case MODIFY_EXPR>: Call
155 get_modify_expr_operands.
156 <case ARRAY_RANGE_REF>: Handle together with ARRAY_REF.
157 <case BIT_FIELD_REF>: Clear opf_kill_def from FLAGS.
158 (parse_ssa_operands) <case MODIFY_EXPR>: Call
159 get_modify_expr_operands.
161 2006-03-03 Kazu Hirata <kazu@codesourcery.com>
163 * tree-dfa.c (referenced_var_lookup_if_exists): Remove.
164 * tree-flow.h: Remove the prototype for
165 referenced_var_lookup_if_exists.
167 2006-03-03 Steve Ellcey <sje@cup.hp.com>
169 PR rtl-optimization/26345
171 * config/ia64/predicates.md (basereg_operand): Don't look in subregs.
173 2006-03-03 Roger Sayle <roger@eyesopen.com>
175 PR tree-optimization/26524
176 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Use
177 fold_convert to create a constant of the appropriate type.
179 2006-03-03 Richard Sandiford <richard@codesourcery.com>
181 * doc/tm.texi: Refer to SYMBOL_REF_HAS_BLOCK_INFO_P instead of
182 SYMBOL_REF_IN_BLOCK_P.
183 * doc/rtl.texi: Likewise. Refer to SYMBOL_FLAG_HAS_BLOCK_INFO instead
184 of SYMBOL_FLAG_IN_BLOCK.
185 * gengtype.c (adjust_field_rtx_def): Use SYMBOL_REF_HAS_BLOCK_INFO_P
186 instead of SYMBOL_REF_IN_BLOCK_P.
187 * explow.c (use_anchored_address): Likewise.
188 * rtl.c (rtx_size): Likewise.
189 * varasm.c (create_block_symbol): Set SYMBOL_FLAG_HAS_BLOCK_INFO
190 instead of SYMBOL_FLAG_IN_BLOCK.
191 (make_decl_rtl): Use SYMBOL_REF_HAS_BLOCK_INFO_P instead of
192 SYMBOL_REF_IN_BLOCK_P.
193 (assemble_variable): Likewise.
194 (output_constant_def_contents): Likewise.
195 (output_constant_pool): Likewise.
196 (default_encode_section_info): Preserve SYMBOL_FLAG_HAS_BLOCK_INFO
197 instead of SYMBOL_FLAG_IN_BLOCK.
198 * rtl.h (block_symbol): Refer to SYMBOL_REF_HAS_BLOCK_INFO_P instead of
199 SYMBOL_REF_IN_BLOCK_P.
200 (SYMBOL_REF_BLOCK): Likewise.
201 (SYMBOL_REF_OFFSET): Likewise.
202 (BLOCK_SYMBOL_CHECK): Use SYMBOL_REF_HAS_BLOCK_INFO_P instead of
203 SYMBOL_REF_IN_BLOCK_P.
204 (SYMBOL_FLAG_IN_BLOCK): Replace with...
205 (SYMBOL_FLAG_HAS_BLOCK_INFO): ...this.
206 (SYMBOL_REF_IN_BLOCK_P): Replace with...
207 (SYMBOL_REF_HAS_BLOCK_INFO_P): ...this.
209 2006-03-03 Jakub Jelinek <jakub@redhat.com>
211 * config/arm/unwind-arm.h (_Unwind_GetIPInfo): Fix pasto.
213 2006-03-02 Roger Sayle <roger@eyesopen.com>
215 * simplify-rtx.c (simplify_unary_operation): When simplifying
216 (neg (lt X 0)) into (ashiftrt X C) or (lshiftrt X C), make sure
217 that we perform the right shift in the appropriate mode, and
218 then extend or truncate the result to requested mode.
220 2006-03-03 Zdenek Dvorak <dvorakz@suse.cz>
222 * gengtype.c (main): Handle double_int type.
223 * tree.h (struct tree_int_cst): Make type of int_cst double_int.
224 * double-int.c: New file.
225 * double-int.h: New file.
226 * system.h: Include doubleint.h.
227 * Makefile.in (SYSTEM_H): Include double-int.h.
230 2006-03-03 Joseph S. Myers <joseph@codesourcery.com>
233 * Makefile.in (stmp-int-hdrs): Remove include/unwind.h before
236 2006-03-02 Zdenek Dvorak <dvorakz@suse.cz>
238 * tree-vrp.c (remove_range_assertions): Do not update statements
241 2006-03-02 Zdenek Dvorak <dvorakz@suse.cz>
243 * cse.c (rest_of_handle_cse): Do not pass CLEANUP_PRE_LOOP to cfg
245 * gcse.c (rest_of_handle_gcse): Ditto.
246 * except.c (gate_handle_eh): Ditto.
247 * cfgcleanup.c (rest_of_handle_jump2): Ditto.
248 * basic-block.h (CLEANUP_PRE_LOOP): Remove.
250 2006-03-02 Eric Christopher <echristo@apple.com>
252 * config/i386/i386.c (machopic_output_stub): Add indirection to
255 2006-03-02 Zdenek Dvorak <dvorakz@suse.cz>
259 2006-03-02 David S. Miller <davem@sunset.davemloft.net>
261 Sun Niagara specific optimizations.
262 * config.gcc: Recognize niagara as target.
263 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Mention Niagara.
264 (TARGET_CPU_niagara): Define.
265 (CPP_CPU64_DEFAULT_SPEC): Define __sparc_v9__ for Niagara.
266 (ASM_CPU64_DEFAULT_SPEC): Pass -Av9b for Niagara.
267 (CPP_CPU_SPEC): Handle -mcpu=niagara.
268 (ASM_CPU_SPEC): Likewise.
269 (PROCESSOR_NIAGARA): New enum entry.
270 (REGISTER_MOVE_COST): Handle Niagara.
271 (BRANCH_COST, PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES): Likewise.
272 * config/sparc/sparc.c (niagara_costs): New processor_costs entry.
273 (sparc_override_options): Recognize "niagara", set appropriate
274 default MASK_* values for it, and align functions to 32-bytes
275 by default just like ULTRASPARC/ULTRASPARC3.
276 (sparc_initialize_trampoline): Handle niagara like ultrasparc.
277 (sparc64_initialize_trampoline): Likewise.
278 (sparc_use_sched_lookahead): Use zero for niagara.
279 (sparc_issue_rate): Use one for niagara.
280 * config/sparc/niagara.md: New file.
281 * config/sparc/sparc.md: Include it.
282 * config/sparc/sol2-bi.h (CPP_CPU64_DEFAULT_SPEC,
283 ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Set appropriately
284 when default cpu is niagara.
285 (CPP_CPU_SPEC): Handle -mcpu=niagara.
286 (ASM_CPU_SPEC): Likewise.
287 * config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Set appropriately
288 when default cpu is niagara.
289 (ASM_CPU_SPEC): Handle -mcpu=niagara.
290 * config/sparc/linux64.h: Handle a default of TARGET_CPU_niagara
291 just like v9/ultrasparc/ultrasparc3.
292 * doc/invoke.texi: Add documentation for "niagara" and improve
293 existing documentation for ultrasparc variants.
295 2006-03-02 Diego Novillo <dnovillo@redhat.com>
297 * tree-ssa-operands.c (update_stmt_operands): Update documentation.
299 2006-03-02 Richard Sandiford <richard@codesourcery.com>
301 * doc/tm.texi (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Document.
302 (ASM_OUTPUT_BSS): Describe the two ways of handling global BSS,
303 and say that only one is needed.
304 * doc/rtl.texi (SYMBOL_REF_BLOCK): Say that the block can be null.
305 * target.h (have_switchable_bss_sections): New hook.
306 * explow.c (use_anchored_address): Check that the symbol is in a block.
307 * varasm.c (tls_comm_section, comm_section, lcomm_section)
308 (bss_noswitch_section): New variables.
309 (get_unnamed_section): Add SECTION_UNNAMED to the flags.
310 (get_noswitch_section): New function.
311 (get_block_for_section): Allow SECT to be null.
312 (unlikely_text_section_p): Use SECTION_STYLE.
313 (bss_initializer_p): New function.
314 (get_variable_section): Move earlier in file. Take a new argument,
315 prefer_noswitch_p. Move bss checks from assemble_variable to here.
316 Return one of the new *_sections in such cases.
317 (get_block_for_decl): New function, extracting some logic from
318 use_blocks_for_decl_p.
319 (change_symbol_section): Remove in favor of...
320 (change_symbol_block): ...this new function.
321 (use_blocks_for_decl_p): Remove checks now performed by
323 (make_decl_rtl): Use change_symbol_block and get_block_for_decl.
324 (ASM_EMIT_LOCAL, ASM_EMIT_BSS, ASM_EMIT_COMMON): Delete in favor of...
325 (emit_local, emit_bss, emit_common): ...these new functions.
326 Return true if the alignment was honored.
327 (emit_tls_common): New function.
328 (asm_emit_uninitialised): Delete.
329 (assemble_variable_noswitch): New function, split out from...
330 (assemble_variable): ...here. Don't make decisions about common
331 variables here. Globalize all public decls that go into non-common
332 sections. Check whether SYMBOL_REF_BLOCK is null.
333 (output_constant_def_contents): Check whether SYMBOL_REF_BLOCK is null.
334 (output_constant_pool): Likewise.
335 (init_varasm_once): Initialize the new section variables.
336 (have_global_bss_p): New function.
337 (categorize_decl_for_section): Use bss_initializer_p.
338 (switch_to_section): Use SECTION_STYLE. Abort for SECTION_NOSWITCH.
339 (place_block_symbol): Assert that the symbol must be in a block.
340 * target-def.h (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): New macro.
341 (TARGET_INITIALIZER): Include it.
342 * rtl.h (SYMBOL_REF_BLOCK): Document the null alternative.
343 * output.h (SECTION_STYLE_MASK, SECTION_COMMON): New macros.
344 (SECTION_MACH_DEP): Bump by two.
345 (SECTION_UNNAMED, SECTION_NOSWITCH): New macros.
346 (unnamed_section): Mention SECTION_UNNAMED in comment.
347 (named_section): Likewise SECTION_NAMED.
348 (noswitch_section_callback): New type.
349 (noswitch_section): New structure.
350 (section): Add a noswitch_section alternative.
351 (SECTION_STYLE): New macro.
352 (tls_comm_section, comm_section, lcomm_section): Declare.
353 (bss_noswitch_section, have_global_bss_p): Declare.
354 * config/elfos.h (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Override.
355 * config/iq2000/iq2000.c (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS):
357 * config/v850/v850.c (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Override.
358 * config/stormy16/stormy16.c (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS):
361 2006-03-02 Daniel Berlin <dberlin@dberlin.org>
363 * gcc/tree-vrp.c (execute_vrp): Return value.
364 * gcc/regrename.c (rest_of_handle_regrename): Ditto.
365 * gcc/tree-into-ssa.c (rewrite_into_ssa): Ditto.
366 * gcc/tree-complex.c (tree_lower_complex): Ditto.
367 (tree_lower_complex_O0): Ditto.
368 * gcc/tracer.c (rest_of_handle_tracer): Ditto.
369 * gcc/postreload-gcse.c (rest_of_handle_gcse2): Ditto.
370 * gcc/postreload.c (rest_of_handle_postreload): Ditto.
371 * gcc/tree-tailcall.c (execute_tail_recursion): Ditto.
372 (execute_tail_calls): Ditto.
373 * gcc/tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
374 * gcc/tree.h (init_function_for_compilation): Ditto.
375 * gcc/ipa-cp.c (ipcp_driver): Ditto.
376 * gcc/tree-scalar-evolution.c (scev_const_prop): Ditto.
377 * gcc/tree-scalar-evolution.h (scev_const_prop): Ditto.
378 * gcc/final.c (compute_alignments): Ditto.
379 (rest_of_handle_final): Ditto.
380 (rest_of_handle_shorten_branches): Ditto.
381 (rest_of_clean_state): Ditto.
382 * gcc/omp-low.c (execute_expand_omp): Ditto.
383 (execute_lower_omp): Ditto.
384 * gcc/tree-ssa-dse.c (tree_ssa_dse): Ditto.
385 * gcc/ipa-reference.c (static_execute): Ditto.
386 * gcc/tree-ssa-uncprop.c (tree_ssa_uncprop): Ditto.
387 * gcc/reorg.c (rest_of_handle_delay_slots): Ditto.
388 (rest_of_handle_machine_reorg): Ditto.
389 * gcc/cgraphunit.c (rebuild_cgraph_edges): Ditto.
390 * gcc/flow.c (recompute_reg_usage): Ditto.
391 (rest_of_handle_remove_death_notes): Ditto.
392 (rest_of_handle_life): Ditto.
393 (rest_of_handle_flow2): Ditto.
394 * gcc/tree-ssa-copyrename.c (rename_ssa_copies): Ditto.
395 * gcc/tree-ssa-ccp.c (do_ssa_ccp): Ditto.
396 (do_ssa_store_ccp): Ditto.
397 (execute_fold_all_builtins): Ditto.
398 * gcc/mode-switching.c (rest_of_handle_mode_switching): Ditto.
399 * gcc/modulo-sched.c (rest_of_handle_sms): Ditto.
400 * gcc/ipa-pure-const.c (static_execute): Ditto.
401 * gcc/cse.c (rest_of_handle_cse): Ditto.
402 (rest_of_handle_cse2): Ditto.
403 * gcc/web.c (rest_of_handle_web): Ditto.
404 * gcc/tree-stdarg.c (execute_optimize_stdarg): Ditto.
405 * gcc/tree-ssa-math-opts.c (execute_cse_reciprocals): Ditto.
406 * gcc/tree-ssa-dom.c (tree_ssa_dominator_optimize): Ditto.
407 * gcc/tree-nrv.c (tree_nrv): Ditto.
408 (execute_return_slot_opt): Ditto.
409 * gcc/tree-ssa-alias.c (compute_may_aliases): Ditto.
410 (create_structure_vars): Ditto.
411 * gcc/loop-init.c (rtl_loop_init): Ditto.
412 (rtl_loop_done): Ditto.
413 (rtl_move_loop_invariants): Ditto.
414 (rtl_unswitch): Ditto.
415 (rtl_unroll_and_peel_loops): Ditto.
417 * gcc/gimple-low.c (lower_function_body): Ditto.
418 (mark_used_blocks): Ditto.
419 * gcc/tree-ssa-sink.c (execute_sink_code): Ditto.
420 * gcc/ipa-inline.c (cgraph_decide_inlining): Ditto.
421 (cgraph_early_inlining): Ditto.
422 * gcc/global.c (rest_of_handle_global_alloc): Ditto.
423 * gcc/jump.c (cleanup_barriers): Ditto.
424 (purge_line_number_notes): Ditto.
425 * gcc/ifcvt.c (rest_of_handle_if_conversion): Ditto.
426 (rest_of_handle_if_after_reload): Ditto.
427 * gcc/tree-ssa-loop.c (tree_ssa_loop_init): Ditto.
428 (tree_ssa_loop_im): Ditto.
429 (tree_ssa_loop_unswitch): Ditto.
430 (tree_vectorize): Ditto.
431 (tree_linear_transform): Ditto.
432 (tree_ssa_loop_ivcanon): Ditto.
433 (tree_ssa_empty_loop): Ditto.
434 (tree_ssa_loop_bounds): Ditto.
435 (tree_complete_unroll): Ditto.
436 (tree_ssa_loop_prefetch): Ditto.
437 (tree_ssa_loop_ivopts): Ditto.
438 (tree_ssa_loop_done): Ditto.
439 * gcc/predict.c (tree_estimate_probability): Ditto.
440 * gcc/recog.c (split_all_insns_noflow): Ditto.
441 (rest_of_handle_peephole2): Ditto.
442 (rest_of_handle_split_all_insns): Ditto.
443 * gcc/tree-eh.c (lower_eh_constructs): Ditto.
444 * gcc/regmove.c (rest_of_handle_regmove): Ditto.
445 (rest_of_handle_stack_adjustments): Ditto.
446 * gcc/local-alloc.c (rest_of_handle_local_alloc): Ditto.
447 * gcc/function.c (instantiate_virtual_regs): Ditto.
448 (init_function_for_compilation): Ditto.
449 (rest_of_handle_check_leaf_regs): Ditto.
450 * gcc/gcse.c (rest_of_handle_jump_bypass): Ditto.
451 (rest_of_handle_gcse): Ditto.
452 * gcc/ipa-type-escape.c (type_escape_execute): Ditto.
453 * gcc/alias.c (rest_of_handle_cfg): Ditto.
454 * gcc/tree-if-conv.c (main_tree_if_conversion): Ditto.
455 * gcc/profile.c (rest_of_handle_branch_prob): Ditto.
456 * gcc/tree-ssa-phiopt.c (tree_ssa_phiopt): Ditto.
457 * gcc/rtl-factoring.c (rest_of_rtl_seqabstr): Ditto.
458 * gcc/bt-load.c (rest_of_handle_branch_target_load_optimize): Ditto
459 * gcc/tree-dfa.c (find_referenced_vars): Ditto.
460 * gcc/except.c (set_nothrow_function_flags): Ditto.
461 (convert_to_eh_region_ranges): Ditto.
462 (rest_of_handle_eh): Ditto.
463 * gcc/emit-rtl.c (unshare_all_rtl): Ditto.
464 (remove_unnecessary_notes): Ditto.
465 * gcc/except.h (set_nothrow_function_flags): Ditto.
466 (convert_to_eh_region_ranges): Ditto.
467 * gcc/cfgexpand.c (tree_expand_cfg): Ditto.
468 * gcc/tree-cfgcleanup.c (merge_phi_nodes): Ditto.
469 * gcc/tree-ssa-pre.c (do_pre): Ditto.
470 (execute_fre): Ditto.
471 * gcc/cfgcleanup.c (rest_of_handle_jump): Ditto.
472 (rest_of_handle_jump2): Ditto.
473 * gcc/tree-sra.c (tree_sra): Ditto.
474 * gcc/tree-mudflap.c (execute_mudflap_function_ops): Ditto.
475 (execute_mudflap_function_decls): Ditto.
476 * gcc/tree-ssa-copy.c (do_copy_prop): Ditto.
477 (do_store_copy_prop): Ditto.
478 * gcc/ipa-prop.h (ipcp_driver): Ditto.
479 * gcc/cfglayout.c (insn_locators_initialize): Ditto.
480 * gcc/tree-ssa-forwprop.c
481 (tree_ssa_forward_propagate_single_use_vars): Ditto.
482 * gcc/cfglayout.h (insn_locators_initialize): Ditto.
483 * gcc/tree-ssa-dce.c (tree_ssa_dce): Ditto.
484 * gcc/tree-ssa.c (execute_early_warn_uninitialized): Ditto.
485 (execute_late_warn_uninitialized): Ditto.
486 * gcc/rtl.h (cleanup_barriers): Ditto.
487 (split_all_insns_noflow): Ditto.
488 (purge_line_number_notes): Ditto.
489 (unshare_all_rtl): Ditto.
490 (remove_unnecessary_notes): Ditto.
491 (recompute_reg_usage): Ditto.
492 (variable_tracking_main): Ditto.
493 * gcc/integrate.c (emit_initial_value_sets): Ditto.
494 * gcc/integrate.h (emit_initial_value_sets): Ditto.
495 * gcc/tree-optimize.c (execute_free_datastructures): Ditto
496 (execute_free_cfg_annotations): Ditto.
497 (execute_fixup_cfg): Ditto.
498 (execute_cleanup_cfg_pre_ipa): Ditto.
499 (execute_cleanup_cfg_post_optimizing): Ditto.
500 (execute_init_datastructures): Ditto.
501 * gcc/tree-object-size.c (compute_object_sizes): Ditto.
502 * gcc/combine.c (rest_of_handle_combine): Ditto.
503 * gcc/tree-outof-ssa.c (rewrite_out_of_ssa): Ditto.
504 * gcc/bb-reorder.c (duplicate_computed_gotos): Ditto.
505 (rest_of_handle_reorder_blocks): Ditto.
506 (rest_of_handle_partition_blocks): Ditto.
507 * gcc/var-tracking.c (variable_tracking_main): Ditto.
508 * gcc/tree-profile.c (tree_profiling): Ditto.
509 * gcc/tree-vect-generic.c (expand_vector_operations): Ditto.
510 * gcc/reg-stack.c (rest_of_handle_stack_regs): Ditto.
511 * gcc/sched-rgn.c (rest_of_handle_sched): Ditto.
512 (rest_of_handle_sched2): Ditto.
513 * gcc/basic-block.h (free_bb_insn): Ditto.
514 * gcc/tree-ssa-structalias.c (ipa_pta_execute): Ditto.
515 * gcc/tree-cfg.c (execute_build_cfg): Ditto.
516 (remove_useless_stmts): Ditto.
517 (split_critical_edges): Ditto.
518 (execute_warn_function_return): Ditto.
519 (execute_warn_function_noreturn): Ditto.
520 * gcc/tree-ssa-reassoc.c (execute_reassoc): Ditto.
521 * gcc/cfgrtl.c (free_bb_for_insn): Ditto.
522 * gcc/passes.c (execute_one_pass): Run additional
523 todos returned by execute function.
524 * gcc/tree-pass.h (struct tree_opt_pass): Make execute
527 2006-03-02 Richard Guenther <rguenther@suse.de>
529 * tree-ssa-alias.c (find_used_portions): Consider taking
530 the address as making the variable not write-only.
532 2006-03-02 Nick Clifton <nickc@redhat.com>
534 * config.gcc (default_use_cxa_atexit): Extend the description of
535 this configure variable. Set its default value to "yes" for
536 Linux, NetBSD and ELF targets on the assumption that they will
537 use C libraries with the __cxa_atexit function.
539 2006-03-02 Ben Elliston <bje@au.ibm.com>
541 * config/rs6000/linux-unwind.h (frob_update_context): Mark `fs'
542 parameter as unused to suppress a build warning.
544 2006-03-02 Ben Elliston <bje@au.ibm.com>
546 * mklibgcc.in: Depend on config/dfp-bit.h in rules that compile
549 2006-03-01 Roger Sayle <roger@eyesopen.com>
552 * gthr-posix.h (__gthrw2): Define to take three parameters, the
553 declared name, the weak reference name, and the typeof name.
554 (__gthrw): Avoid expanding the declared name suffix.
555 (__gthrw3): New Tru64 specific macro to simplify the OSF/1 decls.
557 2006-03-01 Jakub Jelinek <jakub@redhat.com>
559 * dwarf2.h (DW_TAG_condition, DW_TAG_shared_type): New constants
561 (DW_AT_description, DW_AT_binary_scale, DW_AT_decimal_scale,
562 DW_AT_small, DW_AT_decimal_sign, DW_AT_digit_count,
563 DW_AT_picture_string, DW_AT_mutable, DW_AT_threads_scaled,
564 DW_AT_explicit, DW_AT_object_pointer, DW_AT_endianity,
565 DW_AT_elemental, DW_AT_pure, DW_AT_recursive): New.
566 (DW_OP_form_tls_address, DW_OP_call_frame_cfa, DW_OP_bit_piece): New.
567 (DW_ATE_packed_decimal, DW_ATE_numeric_string, DW_ATE_edited,
568 DW_ATE_signed_fixed, DW_ATE_unsigned_fixed): New.
569 (DW_DS_unsigned, DW_DS_leading_overpunch, DW_DS_trailing_overpunch,
570 DW_DS_leading_separate, DW_DS_trailing_separate): New.
571 (DW_END_default, DW_END_big, DW_END_little): New.
572 (DW_END_lo_user, DW_END_hi_user): Define.
573 (DW_LNE_lo_user, DW_LNE_hi_user): Define.
574 (DW_CFA_val_offset, DW_CFA_val_offset_sf, DW_CFA_val_expression): New.
575 (DW_LANG_PLI, DW_LANG_ObjC, DW_LANG_ObjC_plus_plus, DW_LANG_UPC,
578 2006-03-01 Diego Novillo <dnovillo@redhat.com>
580 * tree.def (SYMBOL_MEMORY_TAG): Rename from TYPE_MEMORY_TAG.
582 * tree-pass.h (PROP_smt_usage): Rename from PROP_tmt_usage.
584 (TODO_update_smt_usage): Rename from TODO_update_tmt_usage.
586 * tree.h (SMT_USED_ALONE): Rename from TMT_USED_ALONE.
588 * tree-flow.h (struct var_ann_d): Rename field 'type_mem_tag'
591 * doc/tree-ssa.texi: Update documentation to reflect TMT->SMT
594 2006-03-01 Roger Sayle <roger@eyesopen.com>
596 * builtins.c (fold_builtin_copysign): Delete unreachable code.
598 2006-03-01 Andrew Pinski <pinskia@physics.uc.edu>
601 * config/darwin.h (MACHOPIC_JUST_INDIRECT): Check just
602 MACHO_DYNAMIC_NO_PIC_P.
603 (MACHOPIC_PURE): Check flag_pic and not MACHO_DYNAMIC_NO_PIC_P.
605 2006-03-01 Andrew Pinski <pinskia@physics.uc.edu>
608 * config/darwin-protos.h (darwin_asm_output_anchor):
610 * config/darwin-sections.def (cstring_section):
611 Add SECTION_MERGE to the flags.
612 (literal4_section): Likewise.
613 (literal8_section): Likewise.
614 (objc_selector_refs_section): Likewise.
615 (objc_cls_refs_section): Likewise.
616 * config/darwin.c (darwin_asm_output_anchor): New
618 * config/darwin.h (TARGET_ASM_OUTPUT_ANCHOR): Define.
620 2006-03-01 Daniel Berlin <dberlin@dberlin.org>
622 Fix PR tree-optimization/26443
623 * tree-vrp.c (pass_vrp): Add TODO_update_tmt_usage
624 to todo and PROP_tmt_usage to properties_destroyed.
625 * tree-ssa-ccp.c (pass_ccp): Ditto.
626 (pass_store_ccp): Ditto.
627 * tree-ssa-dom.c (pass_dominator): Ditto.
629 2006-03-01 Diego Novillo <dnovillo@redhat.com>
631 * tree-ssa-operands.c: Cleanup whitespace.
632 (get_asm_expr_operands): Move before first invocation.
633 (get_indirect_ref_operands): Likewise.
634 (get_tmr_operands): Likewise.
635 (get_call_expr_operands): Likewise.
636 (append_def): Likewise.
637 (append_use): Likewise.
638 (append_v_may_def): Likewise.
639 (append_v_must_def): Likewise.
640 (add_call_clobber_ops): Likewise.
641 (add_call_read_ops): Likewise.
642 (add_stmt_operand): Likewise.
643 (add_virtual_operand): Likewise.
644 (build_ssa_operands): Likewise.
646 2006-03-01 Andrew Pinski <pinskia@physics.uc.edu>
651 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
652 with a call expr to ...
653 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
655 2006-03-01 Diego Novillo <dnovillo@redhat.com>
657 * tree-vrp.c (extract_range_from_assert): Remove special
658 handling for types with super-types.
660 2006-03-01 Ben Elliston <bje@au.ibm.com>
662 * config.gcc: Add t-dfprules to $tmake_file for powerpc-*-linux*
663 and powerpc64-*-linux* configurations.
664 * config/t-dfprules: New file.
666 * mklibgcc.in: Add logic to handle $DFP_ENABLE and $DFP_CFLAGS.
667 Compile dfp-bit.c from the source directory using -DWIDTH and
668 $DFP_CFLAGS to control the compilation of that file, rather than
669 generating width-specific versions in the build directory.
670 * Makefile.in (libgcc.mk): Pass down DFP_ENABLE and DFP_CFLAGS.
671 (LIBGCC_DEPS): Replace $(D32PBIT) et al with config/dfp-bit.[hc].
673 2006-02-28 Zack Weinberg <zackw@panix.com>
675 * doc/md.texi: Avoid use of @headitem so that makeinfo <4.7
678 2006-02-28 Eric Christopher <echristo@apple.com>
680 * config/rs6000/darwin.h (ENABLE_STACK_EXECUTE): Define.
681 Set up IN_LIBGCC definition of TARGET_64BIT.
682 * config/i386/darwin.h (ENABLE_STACK_EXECUTE): Define.
684 2006-02-28 Roger Sayle <roger@eyesopen.com>
687 * c-common.c (c_common_truthvalue_conversion) <MINUS_EXPR,
688 BIT_XOR_EXPR, BIT_AND_EXPR>: Delete. Let fold optimize these
689 cases via the construction of "expr != 0".
691 2006-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
693 * alias.c (alias_invariant, alias_invariant_size): Remove.
694 (record_base_value): Remove.
695 (memrefs_conflict_p): Don't look at alias_invariant.
696 (end_alias_analysis): Don't free it.
697 * alias.h (record_base_value): Remove prototype.
699 2006-02-28 Paolo Bonzini <bonzini@gnu.org>
700 Adam Nemet <anemet@caviumnetworks.com>
702 * rtl.h (truncated_to_mode): Declare it.
703 (struct rtl_hooks): Add reg_truncated_to_mode hook.
704 * rtlhooks-def.h (RTL_HOOKS_REG_TRUNCATED_TO_MODE): New macro.
705 (RTL_HOOKS_INITIALIZER): Include it.
706 * rtlhooks.c (reg_truncated_to_mode_general): New function.
707 * combine.c (RTL_HOOKS_REG_TRUNCATED_TO_MODE): Override to
708 reg_truncated_to_mode.
709 * rtlanal.c (truncated_to_mode): Define it.
710 * simplify-rtx.c (simplify_unary_operation_1): Use it.
712 2006-02-28 Jeff Law <law@redhat.com>
714 * tree-chrec.c (chrec_convert_aggressive): Do not eliminate
715 conversions where TYPE_MIN_VALUE/TYPE_MAX_VALUE do not cover
716 the range allowed by TYPE_PRECISION.
718 * tree.h (strct phi_arg_d): Remove unused NONZERO field.
720 2006-02-28 Dorit Nuzman <dorit@il.ibm.com>
722 PR tree-optimization/26419
723 * doc/invoke.texi (ftree-vectorizer-verbose): Add information on
726 2006-02-27 Zack Weinberg <zackw@panix.com>
728 * doc/md.texi: Fix typo in previous change.
730 2006-02-27 Kenneth Zadeck <zadeck@naturalbridge.com>
734 2006-02-27 Zack Weinberg <zackw@panix.com>
736 * rtl.def (define_constraint, define_register_constraint)
737 (define_memory_constraint, define_address_constraint): New MD forms.
738 * gensupport.c (process_rtx): Put define_constraint etc on the
740 * genpreds.c (process_define_predicate): Adjust comment. Validate
741 the name, and call validate_exp to validate the expression.
742 (mark_mode_tests, write_extract_subexp): Can assume correct input.
743 (write_predicate_expr): Likewise. NAME argument no longer necessary;
745 (validate_exp, needs_variable, struct constraint_data)
746 (constraints_by_letter_table, first_constraint, last_constraint_ptr)
747 (FOR_ALL_CONSTRAINTS, generic_constraint_letters, const_int_constraints)
748 (const_dbl_constraints, constraint_max_namelen)
749 (have_register_constraints, have_memory_constraints)
750 (have_address_constraints, have_address_constraints)
751 (have_extra_constraints, have_const_int_constraints)
752 (have_const_dbl_constraints, mangle, add_constraint)
753 (process_define_constraint, process_define_register_constraint)
754 (write_enum_constraint_num, write_lookup_constraint)
755 (write_insn_constraint_len, write_regclass_for_constraint)
756 (write_constraint_satisfied_p, write_insn_const_int_ok_for_constraint)
757 (write_insn_extra_memory_constraint)
758 (write_insn_extra_address_constraint)
759 (write_satisfies_constraint_fns): New.
760 (write_tm_preds_h): If we have new-style constraint definitions,
761 prototype the functions generated from them, and define the
762 old constraint interface (still used by generic code) in terms of
764 (write_insn_preds_c): If we have new-style constraint definitions,
765 generate all relevant functions from those definitions.
766 (main): Handle define_constraint etc.
767 * genoutput.c (struct constraint_data, indep_constraints)
768 (mdep_constraint_letters, constraints_by_letter_table, note_constraint)
769 (mdep_constraint_len): New data structures and functions, defined
770 #ifdef USE_MD_CONSTRAINTS.
771 (check_constraint_len): Don't define #ifdef USE_MD_CONSTRAINTS.
772 (validate_insn_alternatives): If USE_MD_CONSTRAINTS is defined,
773 use new logic to validate operand constraints against constraint
775 (main): Process define_constraint etc. if USE_MD_CONSTRAINTS is
777 * defaults.h: If none of the old-style constraint macros are
778 defined, define USE_MD_CONSTRAINTS; do not provide defaults for any
779 old-style macros; and poison REG_CLASS_FROM_LETTER,
780 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P, and
782 * recog.c (reg_fits_class_p): If cl is NO_REGS, return 0 immediately.
783 * doc/md.texi: Document new constraint-definition mechanism and the
784 C interface it provides. Remove references to old mechanism
785 elsewhere in the document.
786 (Machine Constraints): Use pathnames relative to gcc directory,
787 i.e. config/ARCH/FILE. Change i386 section to refer to
788 config/i386/predicates.md; update that section to match docstrings.
789 * doc/tm.texi: Move all documentation of the old constraint-
790 definition macros to their own section, clearly mark as obsolete.
792 * config/i386/predicates.md (R, q, Q, l, a, b, c, d, S, D, A, f, t)
793 (u, y, x, Y, I, J, K, L, M, N, O, G, C, e, Z): New constraint
795 * config/i386/i386.h (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P)
796 (CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
797 * config/i386/i386.md (*movdf_nointeger): Remove stray 'H' from
799 (splits and peepholes): Use satisfies_constraint_*.
800 * config/i386/i386.c (memory_address_length)
801 (ix86_attr_length_immediate_default): Use satisfies_constraint_*.
803 2006-02-27 Daniel Berlin <dberlin@dberlin.org>
805 * lambda-code.c (can_convert_to_perfect_nest): Allow any type of
806 scalar operation to be put back into the loop.
808 2006-02-27 Jakub Jelinek <jakub@redhat.com>
811 * unwind-dw2.c (struct _Unwind_Context): Add signal_frame field.
812 (extract_cie_info): Handle S flag in augmentation string.
813 (execute_cfa_program): If context->signal_frame, execute also
814 fs->pc == context->ra instructions.
815 (uw_frame_state_for): If context->signal_frame, don't subtract one
816 from context->ra to find FDE.
817 (uw_update_context_1): Set context->signal_frame to
819 (_Unwind_GetIPInfo): New function.
820 * unwind-dw2.h (_Unwind_FrameState): Add signal_frame field.
821 * unwind-c.c (PERSONALITY_FUNCTION): Use _Unwind_GetIPInfo instead
823 * unwind-sjlj.c (_Unwind_GetIPInfo): New function.
824 * unwind-generic.h (_Unwind_GetIPInfo): New prototype.
825 * unwind-compat.c (_Unwind_GetIPInfo): New function.
826 * libgcc-std.ver (_Unwind_GetIPInfo): Export @@GCC_4.2.0.
827 * config/ia64/unwind-ia64.c (_Unwind_GetIPInfo): New function.
828 * config/arm/unwind-arm.h (_Unwind_GetIPInfo): Define.
829 * config/i386/linux-unwind.h (x86_fallback_frame_state,
830 x86_64_fallback_frame_state): Set fs->signal_frame.
831 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Likewise.
832 (MD_FROB_UPDATE_CONTEXT): Define unconditionally.
833 (frob_update_context): Likewise. Workaround missing S flag in
834 Linux 2.6.12 - 2.6.16 kernel vDSOs.
835 * config/s390/linux-unwind.h (s390_fallback_frame_state): Likewise.
836 Remove the psw_addr + 1 hack.
838 2006-02-27 Daniel Berlin <dberlin@dberlin.org>
840 * tree-ssa-structalias.c (get_constraint_for): Move code to deal
841 with aggregates here.
842 (find_func_aliases): Remove code for &<aggregate> from here.
844 2006-02-26 Roger Sayle <roger@eyesopen.com>
846 * fold-const.c (fold_binary) <EQ_EXPR>: Fold (~X & C) eq/ne 0 as
847 (X & C) ne/eq 0, where C is a single bit, i.e. a power of two.
848 Fold both "((X & C) ^ C) eq/ne 0" and "((X ^ C) & C) eq/ne 0"
851 2006-02-26 Roger Sayle <roger@eyesopen.com>
854 * real.c (real_nan): Allow both 0x and 0X as hexadecimal prefixes.
856 2006-02-26 Zdenek Dvorak <dvorakz@suse.cz>
858 * opts.c (decode_options): Do not handle flag_strength_reduce.
859 (common_handle_option): Handle OPT_floop_optimize, OPT_frerun_loop_opt
860 and OPT_fstrength_reduce.
861 * tree-ssa-loop.c (tree_ssa_loop_prefetch): Only test
862 flag_prefetch_loop_arrays for being nonzero.
863 * common.opt (floop-optimize, frerun-loop-opt): Resurrected as
865 (fprefetch-loop-arrays-rtl): Removed.
866 (flag_prefetch_loop_arrays): Do not specify the value.
868 * doc/passes.texi: Update documentation of loop optimizer
870 * doc/invoke.texi (-fstrength-reduce, -fprefetch-loop-arrays-rtl,
871 -frerun-loop-opt): Remove.
873 2006-02-26 Richard Guenther <rguenther@suse.de>
875 PR tree-optimization/26421
876 * tree-ssa-alias.c (find_used_portions): Don't treat parameters
877 in function calls that are ADDR_EXPRs as using the whole structure.
879 2006-02-26 Steven Bosscher <stevenb.gcc@gmail.com>
881 * common.opt (-floop-optimize, -frerun-loop-opt): Remove.
882 * tree-pass.h (pass_loop_optimize): Remove.
883 * passes.c (pass_loop_optimize): Never run it.
884 * toplev.c (backend_init): Don't call init_loop.
885 * opts.c (flag_loop_optimize_set): Remove.
886 (decode_options): Never set flag_loop_optimize or flag_rerun_loop_opt.
887 (common_handle_option) <OPT_floop_optimize>: Remove. Don't disable
888 the old RTL loop optimizer when profiling enabled.
889 * predict.c (tree_estimate_probability): Always strip builtin_expect.
890 * cfgcleanup.c (try_forward_edges): Don't avoid killing loop
891 pre-headers for the sake of the old RTL loop optimizer.
892 * Makefile.in: Remove all references to loop.o.
894 * doc/invoke.texi: Remove all references to -floop-optimize
895 and -frerun-loop-opt.
897 2006-02-26 Zack Weinberg <zackw@panix.com>
899 * doc/md.texi (Machine Constraints): Refer to all files with paths
900 relative to gcc directory (i.e. config/CPU/file). Add missing
901 @table @code ... @end table to M32C subsection.
903 2006-02-26 Roger Sayle <roger@eyesopen.com>
905 * fold-const.c (fold_binary) <BIT_XOR_EXPR>: Fold (X & 1) ^ 1 as
907 <BIT_AND_EXPR>: Fold (X ^ 1) & 1 and ~X & 1 as (X & 1) == 0.
909 2006-02-26 Roger Sayle <roger@eyesopen.com>
910 James A. Morrison <phython@gcc.gnu.org>
913 * fold-const.c (fold_binary) <EQ_EXPR>: Fold ((X>>C1)&C2) eq/ne 0,
914 when C2 is a power of two, as either (X&(C2<<C1)) eq/ne 0 if the
915 new constant C2<<C1, or as (X<0) or (X,false) depending upon the
916 signedness of the shift operation.
918 2006-02-26 Dorit Nuzman <dorit@il.ibm.com>
920 PR tree-optimization/26359
921 * tree-ssa-alias.c (new_type_alias): Set fields for new tag.
923 2006-02-25 Roger Sayle <roger@eyesopen.com>
925 * simplify-rtx.c (simplify_relational_operation_1): Simplify
926 (X^Y) == 0 as X == Y and (X^Y) != 0 as X != Y. Simplify (X^Y) == Y
927 as X == 0, and some symmetry related transformations.
928 Simplify (X^C1) == C2 as X == (C1^C2). Split long comment line.
930 2006-02-25 Roger Sayle <roger@eyesopen.com>
933 * fold-const.c (fold_binary) <EQ_EXPR>: Fold (X^Y) == 0 as X == Y
934 and (X^Y) != 0 as X != Y. Fold (X^Y) == Y as X == 0, and some
935 symmetry related transformations. Fold (X^C1) == C2 as
938 2006-02-25 Juergen Weigert <jw@suse.de>
939 Richard Guenther <rguenther@suse.de>
941 * scan-decls.c (scan_decls): Don't fetch new statement after CPP_EOF.
943 2006-02-24 Adam Nemet <anemet@caviumnetworks.com>
945 * combine.c (gen_lowpart_or_truncate): Call
946 simplify_gen_unary(TRUNCATE, ...) instead of gen_rtx_TRUNCATE.
948 2006-02-24 Diego Novillo <dnovillo@redhat.com>
950 * doc/invoke.texi: Move -fopenmp description to "Options for
952 Remove reference to -lgomp.
954 2006-02-24 David Edelsohn <edelsohn@gnu.org>
956 * doc/install.texi: Require GNU tar version 1.14.
958 2006-02-24 Geoffrey Keating <geoffk@apple.com>
960 * doc/tm.texi (Run-time Target): Document C_COMMON_OVERRIDE_OPTIONS.
961 * doc/invoke.texi (C++ Dialect Options): Document
962 -fno-use-cxa-get-exception-ptr.
963 * configure.ac: Define DEFAULT_USE_CXA_ATEXIT to 2 not 1.
964 * configure: Regenerate.
965 * c.opt (fuse-cxa-get-exception-ptr): New.
966 * c-opts.c (c_common_handle_option): Handle
967 OPT_fuse_cxa_get_exception_ptr.
968 * c-common.c (flag_use_cxa_atexit): Update documentation.
969 (flag_use_cxa_get_exception_ptr): New.
970 * c-common.h (flag_use_cxa_get_exception_ptr): New.
971 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Improve
973 (C_COMMON_OVERRIDE_OPTIONS): New.
975 2006-02-24 Roger Sayle <roger@eyesopen.com>
978 * combine.c (try_combine): Explicitly check whether GET_CODE is
979 a SET or a CLOBBER, instead on checking that it isn't a USE.
981 2006-02-24 Roger Sayle <roger@eyesopen.com>
983 * fold-const.c (fold_comparison): New subroutine of fold_binary
984 containing transformations common to both the equality and
985 ordering relational operators, factored out of fold_binary.
986 (fold_binary): Separate out the equality operators (EQ_EXPR
987 and NE_EXPR) from the ordering operators (LT_EXPR, GT_EXPR,
988 LE_EXPR and GE_EXPR), calling fold_comparison to perform the
989 transformations common to both.
990 (fold_div_compare): Fix latent bugs in the previously unreachable
991 LT_EXPR and GE_EXPR cases.
993 2006-02-24 David Edelsohn <edelsohn@gnu.org>
995 * config/rs6000/rs6000.c (rs6000_init_builtins): Change
996 decl libname for clog to __clog on AIX.
998 * config/rs6000/xcoff.h (MAX_OFILE_ALIGNMENT): Define.
1000 2006-02-24 Alan Modra <amodra@bigpond.net.au>
1003 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
1004 output traceback table for thunks. Localise rs6000_stack_info call.
1006 2006-02-23 Roger Sayle <roger@eyesopen.com>
1007 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1009 * gthr-posix.h (__gthrw): Fix typo in comment.
1011 2006-02-23 Geoffrey Keating <geoffk@apple.com>
1013 * doc/cpp.texi (Character sets): Document that we do support
1014 input files to be in any character set.
1016 2006-02-23 Jeff Law <law@redhat.com>
1018 * tree.h (PHI_ARG_NONZERO): Remove.
1019 * tree-phinodes.c (add_phi_arg): No longer initialize PHI_ARG_NONZERO.
1020 (remove_phi_arg_num): No longer copy PHI_ARG_NONZERO from the old
1021 node to the new node.
1023 PR tree-optimization/26425
1024 * tree-vrp.c (vrp_visit_assignment): If the LHS's type has a NULL
1025 min/max, then assume its varying.
1027 2006-02-23 Zdenek Dvorak <dvorakz@suse.cz>
1029 PR rtl-optimization/26316
1030 * rtlanal.c (enum may_trap_p_flags): New.
1031 (may_trap_p_1): Take flags instead of unaligned_mems argument. Ignore
1032 MEM_NOTRAP_P if flags & MTP_AFTER_MOVE.
1033 (may_trap_p, may_trap_or_fault_p): Pass flags to may_trap_p_1.
1034 (may_trap_after_code_motion_p): New function.
1035 * loop-invariant.c (find_identical_invariants): Fix dump formating.
1036 (find_invariant_insn): Use may_trap_after_code_motion_p.
1037 * rtl.h (may_trap_after_code_motion_p): Declare.
1039 2006-02-23 Zdenek Dvorak <dvorakz@suse.cz>
1041 * emit-rtl.c (immed_double_const): Cleanup.
1043 2006-02-23 Daniel Berlin <dberlin@dberlin.org>
1045 Fix PR tree-optimization/26376
1046 * tree-ssa-structalias.c (find_func_aliases): Use get_id_for_tree,
1049 2006-02-23 Jakub Jelinek <jakub@redhat.com>
1052 * gimplify.c (omp_add_variable): Guard variable size decl test with
1053 DECL_SIZE (decl) check.
1055 2006-02-23 Richard Guenther <rguenther@suse.de>
1058 * tree-ssa-structalias.c (find_func_aliases): Handle complex types
1059 like aggregate types.
1061 2006-02-23 Jakub Jelinek <jakub@redhat.com>
1063 * configure.ac: Add --with{,out}-long-double-128 configure option.
1064 (TARGET_DEFAULT_LONG_DOUBLE_128): New test.
1065 * configure: Rebuilt.
1066 * config.in: Rebuilt.
1067 * doc/install.texi (Options specification): Document
1068 --with-long-double-128.
1070 * config/rs6000/linux.h [TARGET_DEFAULT_LONG_DOUBLE_128]
1071 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define to 128.
1072 * config/rs6000/linux64.h [TARGET_DEFAULT_LONG_DOUBLE_128]
1073 (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define to 128.
1075 2006-02-23 Aldy Hernandez <aldyh@redhat.com>
1077 * config/s390/s390.c (override_options): Handle
1078 TARGET_DEFAULT_LONG_DOUBLE_128.
1080 * config/alpha/alpha.c (override_options): Handle
1081 TARGET_DEFAULT_LONG_DOUBLE_128.
1083 * config/sparc/sparc.c (sparc_override_options): Handle
1084 TARGET_DEFAULT_LONG_DOUBLE_128.
1086 2006-02-22 Daniel Jacobowitz <dan@codesourcery.com>
1088 * Makefile.in (stmp-fixinc): Use real-$(INSTALL_HEADERS_DIR).
1089 (real-install-headers-tar, real-install-headers-cpio)
1090 (real-install-headers-cp): New targets.
1092 2006-02-22 Richard Sandiford <richard@codesourcery.com>
1094 * tree.h (variable_section): Delete.
1095 * varasm.c (variable_section): Delete.
1097 2006-02-22 Paolo Bonzini <bonzini@gnu.org>
1099 * install.texi: Add notes on install.texi2html.
1100 (Building in parallel): Do not use footnotes.
1102 2006-02-21 Aldy Hernandez <aldyh@redhat.com>
1105 * doc/install.texi (Configuration): Document --disable-libgomp.
1107 2006-02-21 Geoffrey Keating <geoffk@apple.com>
1109 * config/i386/darwin.h (DWARF2_FRAME_REG_OUT): New.
1111 2006-02-21 Alexandre Oliva <aoliva@redhat.com>
1113 * config/i386/sse.md (vec_extractv2df_1_sse): New.
1114 (vec_extractv2df_0_sse): New.
1116 2006-02-21 Alexandre Oliva <aoliva@redhat.com>
1118 * defaults.h (CFA_FRAME_BASE_OFFSET): Define.
1119 * config/ia64/ia64.h (CFA_FRAME_BASE_OFFSET): Override.
1120 * doc/tm.texi (CFA_FRAME_BASE_OFFSET): Document.
1121 * dwarf2out.c (build_cfa_loc): New offset parameter. Add it
1122 to the result of the expression.
1123 (def_cfa_1): Adjust.
1124 (frame_pointer_cfa_offset): Rename to...
1125 (frame_pointer_fb_offset): ... this. Adjust all uses.
1126 (convert_cfa_to_loc_list): Rename to...
1127 (convert_cfa_to_fb_loc_list): ... this. New offset parameter.
1128 Pass it on to build_cfa_loc.
1129 (compute_frame_pointer_to_cfa_displacement): Rename to...
1130 (compute_frame_pointer_to_fb_displacement): ... this. New
1131 offset parameter. Use it in computation.
1132 (gen_subprogram_die): Compute cfa_fb_offset with the new
1133 macro, and use it to compute the fb loc list and the
1136 2006-02-21 Bernd Schmidt <bernd.schmidt@analog.com>
1138 * config/bfin/predicates.md (cc_operand): Delete predicate. All uses
1139 replaced with register_operand.
1140 * config/bfin/bfin.c (bfin_register_move_cost): Moving CC to any
1141 non-DREG is expensive.
1142 * config/bfin/bfin.h (FIXED_REGISTERS): CC isn't fixed.
1143 * config/bfin/bfin.md (movbi): Fix constraints and template for moves
1146 2006-02-21 Joseph S. Myers <joseph@codesourcery.com>
1148 * doc/install.texi2html: Use set -e.
1150 2006-02-21 Richard Sandiford <richard@codesourcery.com>
1152 * doc/tm.texi (ASM_OUTPUT_SHARED_COMMON, ASM_OUTPUT_SHARED_BSS)
1153 (ASM_OUTPUT_SHARED_LOCAL): Delete.
1154 * doc/invoke.texi (-fshared-data): Delete.
1155 * common.opt (fshared-data): Delete.
1156 * varasm.c (asm_emit_uninitialised): Remove flag_shared_data handling.
1157 (assemble_static_space): Remove #if 0 code.
1158 * system.h (ASM_OUTPUT_SHARED_COMMON, ASM_OUTPUT_SHARED_BSS)
1159 (ASM_OUTPUT_SHARED_LOCAL): Poison.
1160 * config/cris/cris.h: Remove FIXME.
1162 2006-02-21 Paolo Bonzini <bonzini@gnu.org>
1164 * doc/sourcebuild.texi (Front End Directory): No more double-colon
1167 2006-02-21 Jakub Jelinek <jakub@redhat.com>
1170 * combine.c (simplify_shift_const_1): Disable nested shifts
1171 optimization for vector shifts.
1173 2006-02-20 Roger Sayle <roger@eyesopen.com>
1175 PR tree-optimization/26361
1176 * tree-vrp.c (extract_range_from_unary_expr): Handle NEGATE_EXPR
1177 of unsigned integer types.
1179 2006-02-20 Sebastian Pop <pop@cri.ensmp.fr>
1181 * tree-chrec.c (eq_evolutions_p): New.
1182 * tree-chrec.h (eq_evolutions_p): Declared.
1183 * tree-data-ref.c: Fix formatting.
1184 (datadep_stats, dependence_stats): New.
1186 (print_direction_vector): New.
1187 (dump_data_dependence_relation): Use print_direction_vector.
1188 (object_analysis, create_data_ref): Handle COMPONENT_REF.
1189 (compute_subscript_distance): Static.
1190 (initialize_data_dependence_relation): Static. Get the number
1191 of loops surrounding the references from the callers, and initialize
1192 DDR_SIZE_VECT to nb_loops. Use both base_addr_differ_p and
1193 base_object_differ_p analyzers.
1194 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
1195 compute_overlap_steps_for_affine_1_2,
1196 analyze_subscript_affine_affine): Count the classified dependences.
1197 Print a message when a test failed.
1198 (can_use_analyze_subscript_affine_affine): New.
1199 (analyze_siv_subscript): Compute the data dependences on symbolic
1200 scevs that verify can_use_analyze_subscript_affine_affine.
1201 (chrec_steps_divide_constant_p): Returns true, false, or unknown.
1202 (analyze_miv_subscript): Update use of chrec_steps_divide_constant_p.
1203 Handle symbolic scevs.
1204 (analyze_overlapping_iterations): Let symbolic affine scevs to be
1206 (subscript_dependence_tester): Moved...
1207 (build_classic_dist_vector, build_classic_dir_vector): Don't use
1208 lambda_vector_clear on newly allocated vectors. Get nb_loops from
1209 DDR_SIZE_VECT instead of getting it in parameter.
1210 (subscript_dependence_tester): ... here. Take as a parameter
1211 loop_nest_depth. Call build_classic_dist_vector and
1212 build_classic_dir_vector.
1213 (compute_affine_dependence): Update subscript_dependence_tester
1214 parameters. Update datadep_stats counters. Call
1215 compute_subscript_distance.
1216 (compute_self_dependence): Save the dist and dir vectors. Call
1217 compute_subscript_distance.
1218 (ddr_p, DEF_VEC_P(ddr_p), DEF_VEC_ALLOC_P(ddr_p,heap)): Moved...
1219 (compute_all_dependences): Reorder parameters as they were before
1220 conversion to VEC. Pass nb_loops and loop_nest_depth. Don't call
1221 compute_subscript_distance. Update the use of
1222 compute_affine_dependence and initialize_data_dependence_relation.
1223 (find_data_references_in_loop): Handle COMPONENT_REF.
1224 (compute_data_dependences_for_loop): Initialize dependence_stats.
1225 Don't call build_classic_dist_vector and build_classic_dir_vector.
1226 Update the parameters of initialize_data_dependence_relation and
1227 compute_all_dependences. Print the statistics from datadep_stats.
1228 (analyze_all_data_dependences): Static. Not used until the pass for
1229 checking the data dependences is contributed.
1230 * tree-data-ref.h (ddr_p, DEF_VEC_P(ddr_p),
1231 DEF_VEC_ALLOC_P(ddr_p,heap)): ... here.
1232 (initialize_data_dependence_relation, compute_affine_dependence,
1233 analyze_all_data_dependences, compute_subscript_distance): Removed.
1234 (print_direction_vector): New.
1235 * lambda.h (gcd): ... here.
1236 (lambda_vector_gcd): Moved here from gcd_vector.
1237 * lambda-code.c (gcd, gcd_vector): Removed.
1238 (lambda_compute_target_space): Use lambda_vector_gcd. Fix formatting.
1239 * Makefile.in (tree-vect-patterns.o): Depends on TREE_DATA_REF_H.
1241 2006-02-20 Diego Novillo <dnovillo@redhat.com>
1243 * ipa-type-escape.c: Tidy some comments and white space.
1244 * tree-ssa-operands.c: Likewise.
1246 2006-02-20 Andrew Pinski <pinskia@physics.uc.edu>
1249 * tree-pretty-print.c (debug_tree_chain): Walk the chains.
1250 (dump_decl_name): Do not walk the decl tree chains.
1251 * tree-pass.h (TDF_CHAIN): Remove.
1253 2006-02-20 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1255 * Makefile.in (C): Remove
1257 (.PHONY): Remove C and PROTO
1259 2006-02-20 Roger Sayle <roger@eyesopen.com>
1262 * doc/c-tree.texi (INTEGER_TYPE): Remove reference to the now
1263 deprecated CHAR_TYPE tree code.
1265 2006-02-20 Paolo Bonzini <bonzini@gnu.org>
1267 * configure.ac (target_list): Add install-info, dvi, html.
1268 * configure: Regenerate.
1270 * ada/Make-lang.in, cp/Make-lang.in, fortran/Make-lang.in,
1271 java/Make-lang.in, objc/Make-lang.in, objcp/Make-lang.in,
1272 treelang/Make-lang.in: Do not use double-colon rules.
1274 2006-02-20 Daniel Berlin <dberlin@dberlin.org>
1276 * tree.h (struct tree_memory_tag): Add is_used_alone member.
1277 (TMT_USED_ALONE): New macro.
1278 * tree-pass.h (PROP_tmt_usage): New property.
1279 (TODO_update_tmt_usage): New todo.
1280 * tree-ssa-alias.c (updating_used_alone): New variable.
1281 (recalculate_used_alone): New function.
1282 (compute_may_aliases): Set updating_used_alone, call
1283 recalculate_used_alone.
1284 * tree-sra.c (pass_sra): Note that this pass destroys
1285 PROP_tmt_usage, and add TODO_update_tmt_usage.
1286 * tree-ssa-forwprop.c (pass_forwprop): Ditto.
1287 * tree-flow.h (updating_used_alone): Prototype.
1288 (recalculate_used_alone): Ditto.
1289 * passes.c (execute_todo): Add code to set updating_used_alone,
1290 and call recalculate.
1291 * tree-ssa-operands.c (add_virtual_operand): Only append bare def
1292 for clobber if used alone, and add assert to verify used_alone
1295 2006-02-20 Angel Nunez Mencias <anunez@de.ibm.com>
1297 * config/s390/s390.c (legitimize_pic_address): Assertions checking
1298 for non tls symbols added.
1299 (legitimize_address): Do nothing for PLUS expressions if one of the
1300 addends is a tls symbol reference.
1302 2006-02-20 Paolo Bonzini <bonzini@gnu.org>
1306 * Makefile.in (LDFLAGS): Define from autoconf substitution.
1308 * Makefile.in (BOOTSTRAPPING): New.
1309 (quickstrap): New definition if BOOTSTRAPPING=yes.
1311 * Makefile.in (CONFIG_LANGUAGES): Substitute all_selected_languages.
1312 * configure.ac: Substitute all_selected_languages with the languages
1313 that were configured. For all the other variables except
1314 lang_specs_files, include all the languages in the tree.
1315 * configure: Regenerate.
1317 * Makefile.in (stmp-fixinc): Copy includes from the prev-gcc directory,
1318 if there is one. Run the commands to run fixincludes in the same
1321 * doc/makefile.texi: Document new makefile targets from toplevel bootstrap.
1322 * doc/install.texi: Document exact conventions for searching target tools.
1323 Document --with-build-time-tools. Document toplevel bootstrap. Document
1324 something more about building an Ada cross-compiler. Don't list GNU Make
1325 requirements which affect all platforms.
1327 2006-02-19 Roger Sayle <roger@eyesopen.com>
1330 * varasm.c (compare_constant) <INTEGER_CST>: Integer constants are
1331 only equivalent if the have both the same mode and precision.
1333 2006-02-20 Ben Elliston <bje@au.ibm.com>
1335 * doc/tree-ssa.texi (Interfaces): Describe low vs. high GIMPLE.
1337 2006-02-19 Roger Sayle <roger@eyesopen.com>
1338 Steven Bosscher <stevenb.gcc@gmail.com>
1340 * gcse.c (want_to_gcse_p): On STACK_REGS targets, look through
1341 constant pool references to identify stack mode constants.
1342 * rtlanal.c (constant_pool_constant_p): New predicate to check
1343 whether operand is a floating point constant in the pool.
1344 * rtl.h (constant_pool_constant_p): Prototype here.
1345 * loop.c (scan_loop): Avoid hoisting constants from the constant
1346 pool on STACK_REGS targets.
1347 (load_mems): Likewise.
1348 * loop-invariant.c (get_inv_cost): Make hoisting constant pool
1349 loads into x87 registers expensive in terms of register pressure.
1351 2006-02-19 Roger Sayle <roger@eyesopen.com>
1353 * gthr-posix.h: On Tru64, map __gthr_foo as a weak reference to
1354 __foo and not foo when _PTHREAD_USE_MANGLED_NAMES_ is defined.
1356 2006-02-19 David Edelsohn <edelsohn@gnu.org>
1358 * config/rs6000/xcoff.h (TARGET_ASM_OUTPUT_ANCHOR): Define.
1359 * config/rs6000/rs6000.c (rs6000_xcoff_asm_output_anchor): Define.
1361 2006-02-19 Daniel Berlin <dberlin@dberlin.org>
1363 * doc/invoke.texi: Document -fipa-pta.
1364 * common.opt: Add ipa-pta option.
1365 * tree-ssa-structalias.c (DONT_PROPAGATE_WITH_ANYTHING): Removed.
1366 (do_sd_constraint): Enable DONT_PROPAGATE_WITH_ANYTHING code.
1367 (do_ds_constraint): Ditto.
1368 (get_constraint_for): Only add to referenced_vars if
1369 referenced_vars exists.
1370 (insert_into_field_list): Rewrite to do this unsorted.
1371 (insert_into_field_list_sorted): Rename old insert_into_field_list
1373 (create_function_info_for): Use insert_into_field_list_sorted.
1374 (create_variable_info_for): Rewrite so it uses unsorted version,
1375 since the field list is sorted.
1376 (intra_create_variable_infos): Only add to referenced_vars if
1377 referenced_vars exists.
1378 (ipa_pta_execute): Init heapvars, and delete when done.
1379 * passes.c (init_optimization_passes): Add call to pass_ipa_pta.
1381 2006-02-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1383 * doc/install.texi: Add missing `@samp'.
1385 2006-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1387 * config/rs6000/darwin.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P):
1390 2006-02-18 Mark Wielaard <mark@klomp.org>
1392 * doc/contrib.texi (Contributors): Add classpath/libgcj hackers
1393 who added new 4.1 features, bug fixes and integration support.
1395 2006-02-18 David Edelsohn <edelsohn@gnu.org>
1398 * config/rs6000/rs6000.md (extenddftf2): Force 0.0 to validized
1401 2006-02-18 Richard Sandiford <richard@codesourcery.com>
1403 * cselib.c (cselib_init): Change RTX_SIZE to RTX_CODE_SIZE.
1404 * emit-rtl.c (copy_rtx_if_shared_1): Use shallow_copy_rtx.
1405 (copy_insn_1): Likewise. Don't copy each field individually.
1407 * read-rtl.c (apply_macro_to_rtx): Use RTX_CODE_SIZE instead
1409 * reload1.c (eliminate_regs): Use shallow_copy_rtx.
1410 * rtl.c (rtx_size): Rename variable to...
1411 (rtx_code_size): ...this.
1412 (rtx_size): New function.
1413 (rtx_alloc_stat): Use RTX_CODE_SIZE instead of RTX_SIZE.
1414 (copy_rtx): Use shallow_copy_rtx. Don't copy each field individually.
1416 (shallow_copy_rtx_stat): Use rtx_size instead of RTX_SIZE.
1417 * rtl.h (rtx_code_size): New variable.
1418 (rtx_size): Change from a variable to a function.
1419 (RTX_SIZE): Rename to...
1420 (RTX_CODE_SIZE): ...this.
1423 PR tree-optimization/17106
1424 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Document.
1425 (Anchored Addresses): New section.
1426 * doc/invoke.texi (-fsection-anchors): Document.
1427 * doc/rtl.texi (SYMBOL_REF_IN_BLOCK_P, SYMBOL_FLAG_IN_BLOCK): Likewise.
1428 (SYMBOL_REF_ANCHOR_P, SYMBOL_FLAG_ANCHOR): Likewise.
1429 (SYMBOL_REF_BLOCK, SYMBOL_REF_BLOCK_OFFSET): Likewise.
1430 * hooks.c (hook_bool_mode_rtx_false): New function.
1431 * hooks.h (hook_bool_mode_rtx_false): Declare.
1432 * gengtype.c (create_optional_field): New function.
1433 (adjust_field_rtx_def): Add the "block_sym" field for SYMBOL_REFs when
1434 SYMBOL_REF_IN_BLOCK_P is true.
1435 * target.h (output_anchor, use_blocks_for_constant_p): New hooks.
1436 (min_anchor_offset, max_anchor_offset): Likewise.
1437 (use_anchors_for_symbol_p): New hook.
1438 * toplev.c (compile_file): Call output_object_blocks.
1439 (target_supports_section_anchors_p): New function.
1440 (process_options): Check that -fsection-anchors is only used on
1441 targets that support it and when -funit-at-a-time is in effect.
1442 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Only create DECL_RTL
1443 if the decl doesn't have one.
1444 * dwarf2out.c: Remove instantiations of VEC(rtx,gc).
1445 * expr.c (emit_move_multi_word, emit_move_insn): Pass the result
1446 of force_const_mem through use_anchored_address.
1447 (expand_expr_constant): New function.
1448 (expand_expr_addr_expr_1): Call it. Use the same modifier when
1449 calling expand_expr for INDIRECT_REF.
1450 (expand_expr_real_1): Pass DECL_RTL through use_anchored_address
1451 for all modifiers except EXPAND_INITIALIZER. Use expand_expr_constant.
1452 * expr.h (use_anchored_address): Declare.
1453 * loop-unroll.c: Don't declare rtx vectors here.
1454 * explow.c: Include output.h.
1455 (validize_mem): Call use_anchored_address.
1456 (use_anchored_address): New function.
1457 * common.opt (-fsection-anchors): New switch.
1458 * varasm.c (object_block_htab, anchor_labelno): New variables.
1459 (hash_section, object_block_entry_eq, object_block_entry_hash)
1460 (use_object_blocks_p, get_block_for_section, create_block_symbol)
1461 (use_blocks_for_decl_p, change_symbol_section): New functions.
1462 (get_variable_section): New function, split out from assemble_variable.
1463 (make_decl_rtl): Create a block symbol if use_object_blocks_p and
1464 use_blocks_for_decl_p say so. Use change_symbol_section if the
1465 symbol has already been created.
1466 (assemble_variable_contents): New function, split out from...
1467 (assemble_variable): ...here. Don't output any code for
1468 block symbols; just pass them to place_block_symbol.
1469 Use get_variable_section and assemble_variable_contents.
1470 (get_constant_alignment, get_constant_section, get_constant_size): New
1471 functions, split from output_constant_def_contents.
1472 (build_constant_desc): Create a block symbol if use_object_blocks_p
1473 says so. Or into SYMBOL_REF_FLAGS.
1474 (assemble_constant_contents): New function, split from...
1475 (output_constant_def_contents): ...here. Don't output any code
1476 for block symbols; just pass them to place_section_symbol.
1477 Use get_constant_section and get_constant_alignment.
1478 (force_const_mem): Create a block symbol if use_object_blocks_p and
1479 use_blocks_for_constant_p say so. Or into SYMBOL_REF_FLAGS.
1480 (output_constant_pool_1): Add an explicit alignment argument.
1481 Don't switch sections here.
1482 (output_constant_pool): Adjust call to output_constant_pool_1.
1483 Switch sections here instead. Don't output anything for block symbols;
1484 just pass them to place_block_symbol.
1485 (init_varasm_once): Initialize object_block_htab.
1486 (default_encode_section_info): Keep the old SYMBOL_FLAG_IN_BLOCK.
1487 (default_asm_output_anchor, default_use_aenchors_for_symbol_p)
1488 (place_block_symbol, get_section_anchor, output_object_block)
1489 (output_object_block_htab, output_object_blocks): New functions.
1490 * target-def.h (TARGET_ASM_OUTPUT_ANCHOR): New macro.
1491 (TARGET_ASM_OUT): Include it.
1492 (TARGET_USE_BLOCKS_FOR_CONSTANT_P): New macro.
1493 (TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET): New macros.
1494 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): New macro.
1495 (TARGET_INITIALIZER): Include them.
1496 * rtl.c (rtl_check_failed_block_symbol): New function.
1497 * rtl.h: Include vec.h. Declare heap and gc rtx vectors.
1498 (block_symbol, object_block): New structures.
1499 (rtx_def): Add a block_symbol field to the union.
1500 (BLOCK_SYMBOL_CHECK): New macro.
1501 (rtl_check_failed_block_symbol): Declare.
1502 (SYMBOL_FLAG_IN_BLOCK, SYMBOL_FLAG_ANCHOR): New SYMBOL_REF flags.
1503 (SYMBOL_REF_IN_BLOCK_P, SYMBOL_REF_ANCHOR_P): New predicates.
1504 (SYMBOL_FLAG_MACH_DEP_SHIFT): Bump by 2.
1505 (SYMBOL_REF_BLOCK, SYMBOL_REF_BLOCK_OFFSET): New accessors.
1506 * output.h (output_section_symbols): Declare.
1507 (object_block): Name structure.
1508 (place_section_symbol, get_section_anchor, default_asm_output_anchor)
1509 (default_use_anchors_for_symbol_p): Declare.
1510 * Makefile.in (RTL_BASE_H): Add vec.h.
1511 (explow.o): Depend on output.h.
1512 * config/rs6000/rs6000.c (TARGET_MIN_ANCHOR_OFFSET): Override default.
1513 (TARGET_MAX_ANCHOR_OFFSET): Likewise.
1514 (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
1515 (rs6000_use_blocks_for_constant_p): New function.
1517 2006-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1519 * doc/install.texi (hppa*-hp-hpux*): Update for 4.1.0.
1521 2006-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1524 * tree-ssa-ccp.c (ccp_fold): Handle store CCP of REALPART_EXPR and
1527 2006-02-18 Diego Novillo <dnovillo@redhat.com>
1529 * tree-flow.h (struct var_ann_d): Rename field is_alias_tag to
1533 2006-02-18 Jakub Jelinek <jakub@redhat.com>
1536 * stmt.c (decl_overlaps_hard_reg_set_p): Use DECL_HARD_REGISTER
1537 instead of DECL_REGISTER.
1539 2006-02-18 Olivier Hainque <hainque@adacore.com>
1542 * pa.h (WIDEST_HARDWARE_FP_SIZE): Define.
1544 2006-02-18 Joseph S. Myers <joseph@codesourcery.com>
1547 * config.gcc: Define UCLIBC_DEFAULT to 0 or 1.
1548 * opth-gen.awk: Handle Var and InverseMask together.
1549 * config/linux.opt (muclibc, mglibc): Use Var(linux_uclibc).
1550 * config/linux.h: Use #if not #ifdef for testing UCLIBC_DEFAULT.
1551 (TARGET_C99_FUNCTIONS): Test OPTION_GLIBC not TARGET_GLIBC.
1552 (CHOOSE_DYNAMIC_LINKER): Give an error for -mglibc and -muclibc
1554 (UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
1555 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64): Define.
1556 * config/alpha/linux-elf.h (GLIBC_DYNAMIC_LINKER,
1557 UCLIBC_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
1558 LINUX_DYNAMIC_LINKER): Define.
1559 (ELF_DYNAMIC_LINKER): Define to LINUX_DYNAMIC_LINKER.
1560 * config/alpha/linux.h (TARGET_C99_FUNCTIONS): Define to
1562 * config/cris/linux.h (GLIBC_DYNAMIC_LINKER): Define.
1563 (CRIS_LINK_SUBTARGET_SPEC): Pass a -dynamic-linker option.
1564 * config/frv/linux.h (GLIBC_DYNAMIC_LINKER): Define.
1565 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1566 (TARGET_C99_FUNCTIONS): Don't define.
1567 * config/i386/linux.h (DYNAMIC_LINKER): Rename to
1568 GLIBC_DYNAMIC_LINKER.
1569 (SUBTARGET_EXTRA_SPECS): Use LINUX_DYNAMIC_LINKER.
1570 * config/i386/linux64.h (GLIBC_DYNAMIC_LINKER32,
1571 GLIBC_DYNAMIC_LINKER64): Define.
1572 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER32 and
1573 LINUX_DYNAMIC_LINKER64.
1574 * config/ia64/linux.h (GLIBC_DYNAMIC_LINKER): Define.
1575 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1576 * config/m32r/linux.h (GLIBC_DYNAMIC_LINKE): Define.
1577 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1578 * config/m68k/linux.h (GLIBC_DYNAMIC_LINKER): Define.
1579 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1580 * config/mips/linux64.h (GLIBC_DYNAMIC_LINKER32,
1581 GLIBC_DYNAMIC_LINKER64, GLIBC_DYNAMIC_LINKERN32,
1582 UCLIBC_DYNAMIC_LINKERN32, LINUX_DYNAMIC_LINKERN32): Define.
1583 (LINK_SPEC): Use LINUX_DYNAMIC_LINKERN32, LINUX_DYNAMIC_LINKER64
1584 and LINUX_DYNAMIC_LINKER32.
1585 * config/mn10300/linux.h (GLIBC_DYNAMIC_LINKER): Define.
1586 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1587 * config/pa/pa-linux.h (GLIBC_DYNAMIC_LINKER): Define.
1588 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1589 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define to
1591 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Likewise.
1592 (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64,
1593 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
1594 CHOOSE_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
1595 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64): Define.
1596 (LINK_OS_LINUX_SPEC32): Use LINUX_DYNAMIC_LINKER32.
1597 (LINK_OS_LINUX_SPEC64): Use LINUX_DYNAMIC_LINKER64.
1598 * config/rs6000/sysv4.h (GLIBC_DYNAMIC_LINKER,
1599 UCLIBC_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
1600 LINUX_DYNAMIC_LINKER): Define.
1601 (LINK_OS_LINUX_SPEC): Use LINUX_DYNAMIC_LINKE.
1602 * config/s390/linux.h (GLIBC_DYNAMIC_LINKER32,
1603 GLIBC_DYNAMIC_LINKER64): Define.
1604 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER32 and
1605 LINUX_DYNAMIC_LINKER64.
1606 * config/sh/linux.h (GLIBC_DYNAMIC_LINKER): Define.
1607 (SUBTARGET_LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1608 * config/sparc/linux.h (GLIBC_DYNAMIC_LINKER,
1609 UCLIBC_DYNAMIC_LINKER, CHOOSE_DYNAMIC_LINKER,
1610 LINUX_DYNAMIC_LINKER): Define.
1611 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1612 (TARGET_C99_FUNCTIONS): Define to TARGET_GLIBC.
1613 * config/sparc/linux64.h (GLIBC_DYNAMIC_LINKER32,
1614 GLIBC_DYNAMIC_LINKER64, UCLIBC_DYNAMIC_LINKER32,
1615 UCLIBC_DYNAMIC_LINKER64, CHOOSE_DYNAMIC_LINKER,
1616 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64): Define.
1617 (LINK_ARCH32_SPEC): Use LINUX_DYNAMIC_LINKER32.
1618 (LINK_ARCH64_SPEC, LINK_SPEC): Use LINUX_DYNAMIC_LINKER64.
1619 (TARGET_C99_FUNCTIONS): Define to TARGET_GLIBC.
1620 * config/xtensa/linux.h (GLIBC_DYNAMIC_LINKER): Define.
1621 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1622 * doc/invoke.texi (-muclibc): Remove caveat about supported
1625 2006-02-17 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1627 * doc/cpp.texi (__TIMESTAMP__): Document.
1629 2006-02-17 Roger Sayle <roger@eyesopen.com>
1632 * fold-const.c (fold_binary): Fold (X >> C) != 0 into X < 0 when
1633 C is one less than the width of X (and related transformations).
1634 * simplify-rtx.c (simplify_unary_operation_1): Transform
1635 (neg (lt x 0)) into either (ashiftrt X C) or (lshiftrt X C)
1636 depending on STORE_FLAG_VALUE, were C is one less then the
1639 2006-02-17 Daniel Berlin <dberlin@dberlin.org>
1641 Fix PR tree-optimization/26341
1642 * tree-ssa-operands.c (add_virtual_operand): Remove assert
1643 about NAME_MEMORY_TAG's.
1645 2006-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1648 * pa.md: Create separate HI and QI move patterns for 32-bit and 64-bit
1649 with hardware float support, and software float support. Add fcpy
1650 alternative to hardware patterns. Add alternatives to copy between
1651 general and floating-point registers to the 32-bit pattern.
1652 * pa.c (pa_secondary_reload): Don't abort if reload tries to find a
1653 secondary reload to load a QI or HI mode constant into a floating
1655 * pa32-regs.h (VALID_FP_MODE_P): Allow QImode and HImode.
1656 * pa64-regs.h (VALID_FP_MODE_P): Likewise.
1658 2006-02-17 Andrew Pinski <pinskia@physics.uc.edu>
1661 * config/rs6000/darwin.md (load_macho_picbase_si): Add
1663 (load_macho_picbase_di): Likewise.
1665 2006-02-16 Jeff Law <law@redhat.com>
1667 * tree-vrp.c (set_value_range_to_nonnegative): New function.
1668 (vrp_expr_computes_nonnegative, ssa_name_nonnegative_p): Likewise.
1669 (ssa_name_nonzero_p): Likewise.
1670 (get_value_range): Return NULL if VRP is not running.
1671 (extract_range_from_expr): Fallback to tree_expr_XXX_p if
1672 VRP routines do not discover a range.
1673 (vrp_finalize): Clear VR_VALUE to indicate VRP is not running.
1674 * tree.h (ssa_name_nonzero_p, ssa_name_nonnegative_p): Prototype.
1675 * fold-const.c (tree_expr_nonzero_p): For SSA_NAMEs, query VRP.
1676 (tree_expr_nonnegative_p): Similarly.
1677 * tree-ssa-dom.c (nonzero_vars, nonzero_vars_stack): Remove.
1678 (restore_nonzero_vars_to_original_value): Remove.
1679 (unsafe_associative_fp_binop): Remove.
1680 (tree_ssa_dominator_optimize): Remove initialization and
1681 finalization of nonzero_vars and nonzero_vars_stack.
1682 (dom_opt_initialize_block): No longer push marker on
1684 (dom_opt_finalize_block): No longer call
1685 restore_nonzero_vars_to_original_value.
1686 (record_equivalences_from_phis): No longer look for
1687 nonzero PHI arguments.
1688 (cprop_into_successor_phis): No longer propagate nonzero
1689 property into PHI arguments. Lose unused argument. Caller
1691 (record_equivalences_from_stmt): No longer record nonzero
1692 values for SSA_NAMEs.
1693 (lookup_avail_expr): No longer use nonzero_vars.
1695 * stor-layout.c (set_sizetype): Set TYPE_MAX_VALUE properly
1696 for sizetype when sizetype is unsigned.
1698 2006-02-16 Denis Nagorny <denis_nagorny@linux.intel.com>
1700 PR rtl-optimization/25603
1701 * reload.c (reg_inc_found_and_valid_p): New. Check REG_INC note.
1702 (regno_clobbered_p): Use it. Reusing SETS argument for REG_INC case.
1703 * reload1.c (choose_reload_regs): Added call of regno_clobbered_p
1704 with new meaning of SETS.
1706 2006-02-16 Joseph S. Myers <joseph@codesourcery.com>
1711 * config/linux.opt: New file.
1712 * config/linux.h (CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
1713 LINUX_DYNAMIC_LINKER): Define.
1714 (TARGET_C99_FUNCTIONS): Define depending on TARGET_GLIBC.
1715 * config.gcc (*-*-linux*): Define extra_options.
1716 (*-*-*uclibc*): Define UCLIBC_DEFAULT.
1717 (arm*-*-linux-gnueabi): Change to arm*-*-linux-*eabi.
1718 * config/arm/linux-eabi.h (LINUX_TARGET_INTERPRETER): Change to
1719 GLIBC_DYNAMIC_LINKER.
1720 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): Likewise.
1721 (LINUX_TARGET_LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1722 * config/mips/linux.h (GLIBC_DYNAMIC_LINKER): Define.
1723 (LINK_SPEC): Use LINUX_DYNAMIC_LINKER.
1724 * doc/invoke.texi (GNU/Linux Options): New section.
1726 2006-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1728 * config/sparc/sparc.md (setjmp): Rewrite.
1729 (setjmp_32): Delete.
1730 (setjmp_64): Likewise.
1732 2006-02-16 Daniel Berlin <dberlin@dberlin.org>
1734 * tree-ssa-operands.c (access_can_touch_variable): Fix typo in
1737 2006-02-16 Zdenek Dvorak <dvorakz@suse.cz>
1739 * loop-invariant.c (invariant_for_use, check_dependencies): Fail for
1742 2006-02-16 Zdenek Dvorak <dvorakz@suse.cz>
1744 PR rtl-optimization/26296
1745 * Makefile.in (loop-invariant.c): Add except.h dependency.
1746 * loop-invariant.c: Include except.h.
1747 (find_invariant_insn): Ignore insns satisfying can_throw_internal.
1749 2005-02-16 Paul Brook <paul@codesourcery.com>
1751 * reload1.c (emit_reload_insns): Invalidate dead input registers used
1754 2006-02-16 Bernd Schmidt <bernd.schmidt@analog.com>
1756 PR rtl-optimization/25636
1757 * local-alloc.c (update_equiv_regs): Lose a bogus rtx_equal_p test
1758 when deciding whether an insn is an initializing insn.
1760 2006-02-15 Daniel Berlin <dberlin@dberlin.org>
1762 * tree.c (init_ttree): Add STRUCT_FIELD_TAG handling.
1763 (tree_code_size): Ditto.
1764 * tree.h (struct tree_memory_tag): Remove parent_var.
1765 (struct tree_struct_field_tag): New.
1768 (union tree_node): Add sft member.
1769 * tree-ssa-alias.c (get_tmt_for): Don't handle TYPE_READONLY
1771 (create_sft): Add size and offset argument, set SFT_OFFSET and
1773 (create_overlap_variables_for): Update for SFT_OFFSET/SFT_SIZE.
1774 * treestruct.def: Add TS_STRUCT_FIELD_TAG.
1775 * tree-flow-inline.h (get_subvar_at): Update for
1776 SFT_OFFSET/SFT_SIZE.
1777 (var_can_have_subvars): Ditto.
1778 (overlap_subvar): Ditto.
1779 * print-tree.c (print_node): Print out interesting things for
1781 * tree-flow.h (struct subvar): Remove offset and size members.
1782 * tree-ssa-operands.c (get_expr_operands): Update for
1783 get_indirect_ref_operands changes.
1784 (get_indirect_ref_operands): Call add_virtual_operand instead of
1785 add_stmt_operand. Only recurse on base var if requested.
1786 (access_can_touch_variable): New function.
1787 (add_stmt_operand): Split virtual operand handling into ...
1788 (add_virtual_operand): Here. Add offset, size, and for_clobber
1789 arguments. Prune alias sets.
1790 (add_call_clobber_ops): Call add_virtual_operand.
1792 2006-02-15 Jakub Jelinek <jakub@redhat.com>
1795 * combine.c (make_extraction): Bail out if ORIG_POS is negative.
1797 * tree.h (struct tree_omp_clause): Use OMP_CLAUSE_CODE rather
1798 than TREE_CODE as index into omp_clause_num_ops array.
1800 2006-02-15 Uttam Pawar <uttamp@us.ibm.com>
1802 PR rtl-optimization/26184
1803 * modulo-sched.c (generate_reg_moves): Free bitmap vector
1805 * modulo-sched.c (sms_schedule): Free g_arr pointer.
1806 * modulo-sched.c (sms_schedule_by_order): Free bitmap pointers
1807 must_precede, must_follow and tobe_scheduled.
1810 * opts.c (common_handle_option): Free new_option pointer.
1811 * df-core.c (df_analyze): Free postorder pointer.
1813 2006-02-15 Rafael Ávila de Espíndola <rafael.espindola@gmail.com>
1815 * Makefile.in: Fix the examples about the use of stamps
1817 2006-02-15 Michael Matz <matz@suse.de>
1821 * stor-layout.c (layout_decl): Zero-width bitfields aren't
1822 influenced by maximum_field_alignment or DECL_PACKED.
1823 (update_alignment_for_field): Ditto.
1824 (place_field): Ditto.
1825 * doc/extend.texi (<#pragma pack>, <Type Attributes>): Document
1828 2006-02-15 Paolo Bonzini <bonzini@gnu.org>
1830 * cfg.c (dump_flow_info): Get dump flags as an additional parameter.
1831 (debug_flow_info): Pass it.
1832 * alias.c (rest_of_handle_cfg): Adjust calls to dump_flow_info.
1833 * bb-reorder.c (reorder_basic_blocks): Likewise.
1834 * cfgcleanup.c (rest_of_handle_jump2): Likewise.
1835 * cse.c (rest_of_handle_cse, rest_of_handle_cse2): Likewise.
1836 * flow.c (life_analysis, recompute_reg_usage): Likewise.
1837 * gcse.c (gcse_main, bypass_jumps): Likewise.
1838 * ifcvt.c (rest_of_handle_if_conversion): Likewise.
1839 * local-alloc.c (rest_of_handle_local_alloc): Likewise.
1840 * loop-init.c (rtl_loop_init, rtl_loop_done): Likewise.
1841 * profile.c (compute_branch_probabilities, branch_prob): Likewise.
1842 * rtl.h (dump_flow_info): Adjust prototype.
1843 * tracer.c (rest_of_handle_tracer, tracer): Likewise.
1844 * var-tracking.c (variable_tracking_main): Likewise.
1845 * passes.c (execute_todo): Obey TDF_BLOCKS for RTL.
1846 * tree-dump.c (enable_rtl_dump_file): Enable the details and blocks
1849 2006-02-15 Marcin Dalecki <martin@dalecki.de>
1851 * tree-ssa-dom.c (dom_thread_across_edge): fix tag expression
1854 2006-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1856 PR tree-optimization/26209
1857 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_cleanup_cfg.
1858 * tree-cfgcleanup.c (cleanup_control_flow): Remove dead
1860 * tree-cfg.c (replace_uses_by): Do not alter cfg.
1862 2006-02-14 Roger Sayle <roger@eyesopen.com>
1865 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Optimize (X&Y)|Y into
1866 (X,Y) and the corresponding symmetry related transformations.
1867 (fold_binary) <BIT_AND_EXPR>: Likewise, optimize (X|Y)&Y into
1868 (X,Y) and its symmetry related transformations.
1870 2006-02-14 Roger Sayle <roger@eyesopen.com>
1872 * dojump.c (do_compare_rtx_and_jump): Also handle multi-word GTU
1875 2006-02-14 Adam Nemet <anemet@caviumnetworks.com>
1877 * simplify-rtx.c (simplify_subreg): Combine SUBREG and TRUNCATE.
1879 2006-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1882 * configure.ac (HAVE_COMDAT_GROUP): Don't assume non-GNU linkers
1883 support COMDAT group.
1884 * configure: Regenerate.
1886 2006-02-14 Roger Sayle <roger@eyesopen.com>
1891 * dojump.c (do_compare_rtx_and_jump): Handle multi-word LE.
1893 2006-02-14 Daniel Berlin <dberlin@dberlin.org>
1895 Fix PR tree-optimization/26260
1897 * doc/invoke.texi (max-fields-for-field-sensitive): Document
1899 * params.h (MAX_FIELDS_FOR_FIELD_SENSITIVE): New.
1900 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Ditto.
1901 * tree-ssa-structalias.c (create_variable_info_for): Use
1902 MAX_FIELDS_FOR_FIELD_SENSITIVE.
1904 2006-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1906 * doc/invoke.texi (-fprefetch-loop-arrays, -fprefetch-loop-arrays-rtl):
1908 * tree-ssa-loop-niter.c (number_of_iterations_ne,
1909 number_of_iterations_lt, number_of_iterations_cond): Remember the shape
1910 of the ending condition.
1911 * tree-ssa-loop-manip.c: Include params.h.
1912 (build_if_stmt, can_unroll_loop_p, determine_exit_conditions,
1913 tree_unroll_loop): New functions.
1914 * tree-pass.h (pass_loop_prefetch): Declare.
1915 * loop.c (rest_of_handle_loop_optimize): Test for
1916 -fprefetch-loop-arrays-rtl.
1917 * tree-scalar-evolution.h (affine_iv): Moved to tree-flow.h.
1918 * timevar.def (TV_TREE_PREFETCH): New timevar.
1919 * tree-ssa-loop.c (tree_ssa_loop_prefetch, gate_tree_ssa_loop_prefetch,
1920 pass_loop_prefetch): New.
1921 * tree-cfgcleanup.c: Include tree-scalar-evolution.h.
1922 (cleanup_tree_cfg_loop): Call scev_reset.
1923 * common.opt (fprefetch-loop-arrays-rtl): Add.
1924 * tree-ssa-loop-prefetch.c: New file.
1925 * tree-outof-ssa.c (struct value_expr_d): Add expr_vars field.
1926 (new_temp_expr_table): Initialize expr_vars.
1927 (free_temp_expr_table): Cleanup expr_vars.
1928 (check_replaceable, find_replaceable_in_bb): Prevent accumulating
1929 expressions from being merged into one.
1930 * tree-flow.h (affine_iv): Moved from tree-scalar-evolution.h.
1931 (struct tree_niter_desc): Add control, bound and cmp fields.
1932 (tree_ssa_prefetch_arrays, can_unroll_loop_p, tree_unroll_loop):
1934 * Makefile.in (tree-ssa-loop-prefetch.o): Add.
1935 (tree-cfgcleanup.o): Add SCEV_H dependency.
1936 (tree-ssa-loop-manip.o): Add PARAMS_H dependency.
1937 * passes.c (init_optimization_passes): Add pass_loop_prefetch.
1939 2006-02-14 Richard Guenther <rguenther@suse.de>
1941 PR tree-optimization/26258
1942 * tree-ssa-structalias.c (find_func_aliases): Handle aggregates
1943 in PHI argument processing.
1945 2006-02-13 Adam Nemet <anemet@caviumnetworks.com>
1947 * simplify-rtx.c (simplify_unary_operation_1) <TRUNCATE>: Return
1948 new expression in the requested machine mode.
1950 2006-02-13 Roger Sayle <roger@eyesopen.com>
1952 * optabs.c (expand_abs): Don't call do_jump_by_parts_greater_rtx
1953 directly, instead let do_compare_rtx_and_jump handle this for us.
1954 * expr.c (expand_expr_real_1): Likewise.
1955 * dojump.c (do_jump_by_parts_greater_rtx): Make static. Move
1956 before do_jump_by_parts_greater.
1957 (do_jump_by_parts_greater): Move after do_jump_by_parts_greater_rtx.
1958 * expr.h (do_jump_by_parts_greater_rtx): Delete prototype.
1960 2006-02-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1962 * pa/quadlib.c: Use defines instead of enum qfcmp_magic.
1964 2006-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1966 PR rtl-optimization/26235
1967 * loop-invariant.c (hash_invariant_expr_1): Handle 'i' and 'n' formats.
1968 (invariant_expr_equal_p): Handle 'i' and 'n' formats. Fail on unknown
1971 2006-02-13 Jeff Law <law@redhat.com>
1973 * tree-vrp.c (extract_range_from_binary_expr): Remove handling of
1976 2006-02-13 Jakub Jelinek <jakub@redhat.com>
1979 * gimplify.c (gimplify_call_expr): Don't call get_callee_fndecl
1980 twice if decl is a builtin. When trying again, call get_callee_fndecl
1981 first to verify it is still a builtin.
1983 2006-02-13 Geoffrey Keating <geoffk@apple.com>
1985 * dwarf2out.c (base_type_die): Don't add AT_name here.
1986 (subrange_type_die): Don't add AT_name here.
1987 (modified_type_die): Rearrange code flow. Do add AT_name here.
1989 2006-02-13 Zdenek Dvorak <dvorakz@suse.cz>
1991 PR rtl-optimization/26247
1992 PR rtl-optimization/26248
1993 * loop-invariant.c (may_assign_reg_p): Do not allow VOIDmode.
1995 2006-02-13 Richard Sandiford <richard@codesourcery.com>
1997 * config/floatunditf.c: Use if __LDBL_MANT_DIG__ == 113.
1998 * config/fixtfdi.c: Likewise.
1999 * config/fixunstfdi.c: Likewise.
2000 * config/floatditf.c: Likewise.
2002 2006-02-13 Roger Sayle <roger@eyesopen.com>
2005 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Transform (X&C1)|C2
2006 into (X,C2) if C1 is a subset of the bits of C2. Transform
2007 (X&C1)|C2 into X|C2 if C1|C2 == ~0. Canonicalize (X&C1)|C2 as
2009 <BIT_AND_EXPR>: Canonicalize (X|C1)&C2 as (X&C2)|(C1&C2).
2011 2006-02-13 Josh Conner <jconner@apple.com>
2014 * varasm.c (function_section): Check for section name before
2015 calling select_section on targets that define
2016 USE_SELECT_SECTION_FOR_FUNCTIONS. On other targets, use
2017 unlikely_text_section instead of hot_function_section if
2018 first_function_block_is_cold.
2020 2006-02-13 J"orn Rennecke <joern.rennecke@st.com>
2023 * reload1.c (gen_reload): Also use find_replacement in UNARY_P case.
2025 2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
2027 PR rtl-optimization/26222
2028 * function.c (assign_stack_temp_for_type): Do not reuse stack slots
2029 after tree->rtl expansion.
2030 * loop-invariant.c (move_invariant_reg): Use force_operand on rhs
2031 before passing it to emit_move_insn.
2033 2006-02-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
2035 * doc/invoke.texi (-Write-strings): Document that it is enabled by
2037 * c.opt (-Wwrite-strings): Declare variable warn_write_strings.
2038 Clarify documentation.
2039 * c-common.h (warn_write_strings): Remove.
2040 * c-common.c (warn_write_strings): Likewise.
2041 * c-opts.c (c_common_init_options): Enable -Wwrite-strings by
2044 2006-02-12 Roger Sayle <roger@eyesopen.com>
2047 * dojump.c (do_jump): Call do_compare_rtx_and_jump.
2048 (do_jump_parts_zero_rtx): New function renamed from
2049 do_jump_parts_equality_rtx. Made static. Add a mode argument.
2050 (do_jump_parts_equality_rtx): New function split out from
2051 do_jump_parts_equality. Old implementation renamed as above.
2052 Call do_jump_parts_zero_rtx if either operand is zero.
2053 (do_jump_parts_equality): Call do_jump_parts_equality_rtx to
2054 do all of the heavy lifting.
2055 (do_compare_rtx_and_jump): Handle multi-word comparisons by
2056 calling either do_jump_by_parts_greater_rtx or
2057 do_jump_by_parts_equality_rtx.
2058 * expr.h (do_jump_by_parts_equality_rtx): Remove prototype.
2059 * expmed.c (do_cmp_and_jump): Now multi-word optimization has
2060 moved to do_compare_rtx_and_jump, call it directly.
2061 * stmt.c (do_jump_if_equal): Remove static prototype. Add a
2062 mode argument. Call do_compare_rtx_and_jump.
2063 (emit_case_nodes): Update calls to do_jump_if_equal.
2065 2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
2067 PR rtl-optimization/26225
2068 * loop-invariant.c (may_assign_reg_p): Do not allow BLKmode operands.
2070 2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
2072 PR rtl-optimization/26232
2073 * loop-invariant.c (find_invariant_insn): Ignore insns that set CC0.
2075 2006-02-11 Jason Merrill <jason@redhat.com>
2078 * tree-inline.c (declare_return_variable): Just don't use the
2079 modify target if it's a gimple complex reg and the return slot
2082 2006-02-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2084 * doc/contrib.texi: Update my entry.
2086 2006-02-10 Geoffrey Keating <geoffk@apple.com>
2088 * config/i386/darwin.h (DBX_REGISTER_NUMBER): Define.
2090 2006-02-10 Diego Novillo <dnovillo@redhat.com>
2092 * tree-inline.c (estimate_num_insns_1): Make OpenMP directives
2095 2006-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2097 * doc/invoke.texi (-floop-optimize2): Removed.
2098 * toplev.c (process_options): Remove handling of flag_loop_optimize2.
2099 * loop-init.c (gate_handle_loop2): Do not test flag_loop_optimize2.
2100 Test flag_branch_on_count_reg only if HAVE_doloop_end.
2101 * common.opt (floop-optimize2): Removed.
2102 (fmove-loop-invariants): Enabled by default.
2104 2006-02-10 Sebastian Pop <pop@cri.ensmp.fr>
2106 * tree-if-conv.c (combine_blocks): Free the result of
2107 get_loop_exit_edges.
2109 2006-02-10 Jeff Law <law@redhat.com>
2111 * fold-const.c (tree_expr_nonzero_p): Fix thinko.
2113 PR tree-optimization/26213
2114 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Do not
2115 loop trying to follow SSA_NAME_VALUE chains.
2117 2006-02-10 Richard Guenther <rguenther@suse.de>
2119 * tree-dfa.c (get_ref_base_and_extent): When computing maxsize
2120 deal with structures that end in implicitly variable sized arrays.
2122 2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2124 PR rtl-optimization/24762
2125 * df-scan.c (df_bb_refs_record): Record correct registers defined on
2128 2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2130 * tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.
2131 (struct ivopts_data): Add regs_used field.
2132 (tree_ssa_iv_optimize_init): Do not allocate aux fields for loops.
2133 (ivopts_global_cost_for_size, determine_set_costs): Use data->regs_used
2134 instead of loop_data->regs_used;
2135 (free_loop_data): Do not free aux fields for loops.
2136 (tree_ssa_iv_optimize): Do not pass loops to tree_ssa_iv_optimize_init
2137 and tree_ssa_iv_optimize_finalize.
2139 2006-02-09 Kaz Kojima <kkojima@gcc.gnu.org>
2141 * config/sh/sh.h (FUNCTION_VALUE): Don't handle CHAR_TYPE.
2143 2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
2146 * sh.c (sh_gimplify_va_arg_expr): Don't change the result type when
2147 computing the effective result type.
2149 2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
2152 * tree.h (decl_overlaps_hard_reg_set_p) Don't declare.
2153 (tree_overlaps_hard_reg_set): Declare.
2154 * stmt.c (decl_overlaps_hard_reg_set_p): Now static. Change return
2155 type and signature to match function type expected by walk_tree.
2156 (tree_overlaps_hard_reg_set): New function.
2157 (decl_conflicts_with_clobbers_p): Rename to:
2158 (tree_conflicts_with_clobbers_p). Take HARD_REG_SET * argument.
2159 Use tree_overlaps_hard_reg_set. Changed caller.
2160 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Replace
2161 decl_overlaps_hard_reg_set_p with tree_overlaps_hard_reg_set.
2162 * cris.c (cris_md_asm_clobbers): Likewise.
2164 2006-02-09 Bernd Schmidt <bernd.schmidt@analog.com>
2166 * reload1.c (emit_input_reload_insns): Delete code that tries to
2167 inherit using find_equiv_reg.
2169 2006-02-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
2171 * c-common.h (flag_const_strings): Don't declare.
2172 * c-common.c (flag_const_strings): Remove.
2173 * c.opt (fconst_strings): Remove.
2174 * c-opts.c (c_common_handle_option): Remove <OPT_fconst_strings>.
2175 <OPT_Wwrite_strings>: Don't set flag_const_strings.
2176 (c_common_init_options): Don't set flag_const_strings.
2177 * doc/invoke.texi (-fno-const-strings): Remove documentation.
2179 2006-02-09 Richard Earnshaw <richard.earnshaw@arm.com>
2181 * arm.md (tlobits_cbranch): New pattern.
2182 * arm.h (arm_select_cc_mode): For thumb, only return CC_Nmode if
2183 testing a single bit.
2185 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
2188 * tree-ssa-pre.c (create_component_ref_by_pieces):
2189 Handle RETURN_DECL like VAR_DECL.
2191 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
2194 * fold-const.c (fold_indirect_ref_1): Fold
2195 "*(foo *)&complexfoo" to "__real__ complexfoo"
2196 and "((foo*)&complexfoo)[1]" to "__imag__ complexfoo".
2198 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
2200 * tree-flow-inline.h (var_can_have_subvars):
2201 Volatile variables should not have subvariables.
2203 2006-02-09 Diego Novillo <dnovillo@redhat.com>
2206 * tree-vrp.c (vrp_int_const_binop): Detect overflow when
2207 multiplying unsigned values.
2210 2006-02-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2212 * config/sparc/sparc.c (tls_call_delay): Fix oversight.
2214 2006-02-08 Jason Merrill <jason@redhat.com>
2217 * tree.def: Elaborate on difference from MODIFY_EXPR.
2218 * doc/c-tree.texi (INIT_EXPR): Likewise.
2219 * gimplify.c (internal_get_tmp_var): Use INIT_EXPR.
2220 (gimplify_decl_expr, gimplify_init_ctor_eval): Likewise.
2221 (gimplify_target_expr): Likewise.
2222 (gimplify_cond_expr): Remove target handling.
2223 (gimplify_modify_expr): Don't clobber INIT_EXPR code here.
2224 (gimplify_expr): Clobber it here.
2225 (gimplify_modify_expr_rhs): Push assignment into COND_EXPR here.
2226 Do return slot optimization if we have an INIT_EXPR.
2229 * tree-inline.c (declare_return_variable): Also clear
2230 DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.
2233 * gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling.
2236 * gimplify.c (gimplify_one_sizepos): Fix typo.
2238 2006-02-08 Jeff Law <law@redhat.com>
2240 PR tree-optimization/21417
2241 * tree-ssa-threadedge.c (thread_across_edge): Reject threading
2242 across a backedge if the control statement at the end of the
2243 block is data dependent on other statements in the same block.
2244 (record_temporary_equivalences_from_stmts): Remove over-conservative
2245 test for threading across backedges.
2247 * tree-ssa-dce.c (remove_dead_statement): When removing a dead
2248 control statement, handle all three special cases in the same
2249 manner as they all have the same desired solution. No longer
2250 special case edge flag updating when the post dominator is
2253 2006-02-08 Roger Sayle <roger@eyesopen.com>
2255 * tree.def (CHAR_TYPE): Remove.
2256 * dbxout.c (dbxout_type): Delete dead handling of CHAR_TYPE.
2257 * dwarf2out.c (base_type_die, is_base_type): Likewise.
2258 (gen_type_die) <ARRAY_TYPE>: Remove handling of CHAR_TYPE arrays.
2259 (gen_string_type_die): Delete unreachable function.
2261 * tree-pretty-print.c (dump_generic_node): Don't handle CHAR_TYPE.
2262 * tree.c (build_int_cst_wide, type_contains_placeholder_1,
2263 type_hash_eq, variably_modified_type_p, walk_type_fields): Likewise.
2264 * tree.h (NUMERICAL_TYPE_CHECK, INTEGRAL_TYPE_P): Likewise.
2265 * builtins.c (type_to_class): Likewise.
2266 * fold-const.c (fold_convert, build_range_check,
2267 merge_ranges): Likewise.
2268 * expr.c (count_type_elements): Likewise.
2269 * c-pretty-print.c (pp_c_type_specifier): Likewise.
2270 * stor-layout.c (layout_type): Likewise.
2271 * ipa-type-escape.c (type_to_consider): Likewise.
2272 * gimplify.c (omp_firstprivatize_type_sizes,
2273 gimplify_type_sizes): Likewise.
2274 * explow.c (promote_mode): Likewise.
2275 * tree-sra.c (is_sra_scalar_type): Likewise.
2276 * varasm.c (output_constant): Likewise.
2277 * tree-inline.c (remap_type_1): Likewise.
2278 * convert.c (convert_to_pointer, convert_to_real,
2279 convert_to_integer, convert_to_complex): Likewise.
2281 2006-02-08 Daniel Berlin <dberlin@dberlin.org>
2283 * df-scan.c (df_def_record_1): A set destination may
2284 be a parallel regardless of mode.
2286 2006-02-08 Roger Sayle <roger@eyesopen.com>
2289 * config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc.
2290 * config/mips/_tilib.c: Remove.
2291 * config/fixtfdi.c: New libgcc source file.
2292 * config/fixunstfdi.c: New source file.
2293 * config/floatditf.c: New source file.
2294 * config/floatunditf.c: New souce file.
2295 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
2296 files above instead of config/mips/_tilib.c.
2297 * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.
2299 2006-02-08 Jeff Law <law@redhat.com>
2301 PR tree-optimization/26169
2302 * tree-vrp.c (execute_vrp): Perform any queued SSA updates before
2305 2006-02-08 Zdenek Dvorak <dvorakz@suse.cz>
2307 * df.h (DF_REG_SIZE): Return the length of the initialized
2310 2006-02-08 Nathan Sidwell <nathan@codesourcery.com>
2312 * gcc/config/m68k/lb1sf68.asm (__divsf3, __divdf3, __mulsf3,
2313 __muldf3): Return a correctly signed zero.
2315 2006-02-08 Paolo Bonzini <bonzini@gnu.org>
2317 * passes.c (register_one_dump_file): Accept the current properties
2318 instead of pass number. Adjust call to dump_register. Remove
2320 (register_dump_files): Now a wrapper around...
2321 (register_dump_files_1): ... this one. Do not modify the pass
2323 (next_pass_1): Cosmetic fix.
2324 (execute_todo): Keep second parameter only. Use curr_properties
2325 instead of fetching it from the pass structure. Check and set
2327 (execute_one_pass): Handle TODO_set_props. Use curr_properties
2328 instead of fetching it from the pass structure. Fix calls to
2329 execute_todo. Update curr_properties and initialize .vcg RTL dump
2330 after running the pass. Reset last_verified.
2331 * tree-dump.c (dump_files): Renumber consecutively. Put .cgraph dump
2333 (FIRST_AUTO_NUMBERED_DUMP): New.
2334 (dump_register): Remove "num" parameter, assign it within the
2336 (get_dump_file_name): Modify template for dumps.
2337 * tree-dump.h (dump_register): Adjust prototype.
2338 * tree-pass.h (enum tree_dump_index): Move cgraph at the beginning.
2339 (PROP_trees): Add PROP_gimple_lomp.
2340 (TODO_set_props): New.
2341 * gimple-low.c (pass_lower_cf): Do not destroy PROP_gimple_lcf.
2342 * tree-eh.c (pass_lower_eh): Do not destroy PROP_gimple_leh.
2343 * cfgexpand.c (pass_expand): Destroy PROP_trees.
2345 2006-02-08 Jakub Jelinek <jakub@redhat.com>
2347 * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
2348 (sparc64-*-linux*): Likewise.
2349 * config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
2350 * config/sparc/t-linux: New file.
2351 * config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
2352 __floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
2353 (__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
2354 -m32 -mlong-double-128.
2356 * config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
2357 * config/alpha/t-linux: New file.
2358 * config/alpha/libgcc-alpha-ldbl.ver: New file.
2360 * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
2361 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
2362 (CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
2363 * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
2364 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
2365 (CPP_ARCH32_SPEC): Remove.
2367 2006-02-07 Uttam Pawar <uttamp@us.ibm.com>
2369 PR tree-optimization/26145
2370 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free
2373 2006-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2376 * pa.c (attr_length_indirect_call): Don't return length 8 for distances
2377 >= 240000 when generating code for SOM runtime.
2378 (output_indirect_call): Don't use "b,l" instruction for indirect calls
2379 to $$dyncall when generating code for SOM runtime..
2381 2006-02-07 Dirk Mueller <dmueller@suse.com>
2384 * doc/invoke.texi (-Wsequence-point): Update documentation
2385 that -Wsequence-point is implemented for C++ as well.
2387 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2389 * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
2390 * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
2391 (LIB_SPEC): Likewise.
2392 * doc/invoke.texi (SPARC options): Document -pthread.
2394 2006-02-07 Geoffrey Keating <geoffk@apple.com>
2396 * config/i386/i386.c (ix86_delegitimize_address): Support Darwin
2399 2006-02-07 Roger Sayle <roger@eyesopen.com>
2401 * config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
2402 Correct comment describing BOOLEAN_TYPE.
2404 2006-02-07 Dirk Mueller <dmueller@suse.com>
2406 * c.opt: C++ frontend supports -Wdiv-by-zero.
2407 * c-opts.c (c_common_handle_option): Remove dead case.
2409 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2411 * configure.ac (TLS assembler check): Do not enable TLS by
2412 default on SPARC/Solaris before version 10.
2413 * configure: Regenerate.
2415 2006-02-07 David Edelsohn <edelsohn@gnu.org>
2417 * doc/invoke.texi (xl-compat): Document conversion and support
2420 2006-02-07 Jeff Law <law@redhat.com>
2422 * tree-vrp.c (find_conditional_asserts): Update comments.
2423 (simplify_stmt_for_jump_threading): New.
2424 (identify_jump_threads, finalize_jump_threads): New.
2425 (vrp_finalize): Call identify_jump_threads.
2426 (execute_vrp): Call finalize_jump_threads.
2427 * tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
2428 (vrp_element, vrp_data, vrp_element_p): Remove.
2429 (vrp_hash_elt, vrp_variables_stack): Remove.
2430 (vrp_hash, vrp_eq, record_range): Remove.
2431 (simplify_cond_and_lookup_avail_expr): Remove.
2432 (extract_range_from_cond): Remove.
2433 (thread_across_edge): Relocated into tree-ssa-threadedge.c.
2434 (simplify_stmt_for_jump_threading): New.
2435 (dom_thread_across_edge): New wrapper.
2436 (tree_ssa_dominator_optimize): No longer initialize or
2437 finalize any of the VRP datastructures. Remove iteration
2438 step and simplify as a result of removal of iteration step.
2439 (pass_dominator): Perform a cfg cleanup after DOM.
2440 (dom_opt_finalize_block): Use the new common routines
2441 for threading jumps. Simplify stack management slightly.
2442 No longer need to unwind VRP state.
2443 (record_equivalences_from_incoming_edge): No longer record
2445 (eliminate_redundant_computations): No longer call
2446 simplify_cond_and_lookup_avail_expr.
2447 * tree-flow.h (potentially_threadable_block): Prototype.
2448 (thread_across_edge): Likewise.
2449 * Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
2450 (tree-ssa-threadedge.o): Add dependencies.
2451 * tree-ssa-threadedge.c: New file.
2452 * passes.c (init_optimization_passes): Merge PHIs before
2453 calling VRP. Run VRP again late in the SSA optimization pipeline.
2455 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2457 * df-core.c (df_set_blocks): Do not dereference function pointers.
2458 (df_finish1): Likewise.
2459 (df_hybrid_search_forward): Likewise.
2460 (df_hybrid_search_backward): Likewise.
2461 (df_iterative_dataflow): Likewise.
2462 (df_analyze_problem): Likewise.
2463 (df_compact_blocks): Likewise.
2464 (df_dump): Likewise.
2465 * df-scan.c (df_rescan_blocks): Likewise.
2466 (df_record_entry_block_defs): Likewise.
2468 * genconditions.c (write_conditions): Guard the definition of
2469 'insn_conditions' with the check on GCC version.
2470 (write_writer): Guard the traversal 'insn_conditions' with
2471 the check on GCC version.
2473 2006-02-07 Richard Guenther <rguenther@suse.de>
2477 2006-01-30 Richard Guenther <rguenther@suse.de>
2479 * gimplify.c (gimplify_target_expr): Handle easy cases
2480 without creating a temporary.
2482 2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
2484 * sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
2485 use of float in probability computations. Use edge probabilities
2486 in place of statically computed probabilities.
2487 (min_spec_prob): New static variable.
2488 (schedule_insns): Initialize it.
2489 (GET_SRC_PROB): Removed.
2490 * doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
2492 2006-02-07 Alexandre Oliva <aoliva@redhat.com>
2495 * config/ia64/unwind-ia64.c: Revert last change.
2496 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
2497 (INCOMING_FRAME_SP_OFFSET): Define.
2499 2006-02-06 Roger Sayle <roger@eyesopen.com>
2501 * config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
2503 2006-02-07 Ben Elliston <bje@au.ibm.com>
2505 * config/i386/i386.c (ix86_scalar_mode_supported_p): New.
2506 (TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
2507 (classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
2508 (ix86_return_in_memory): Handle TDmode.
2509 (ix86_libcall_value): Handle SDmode, DDmode, TDmode.
2510 (ix86_value_regno): Return non-TDmode decimal float modes in %eax.
2512 2006-02-06 Richard Sandiford <richard@codesourcery.com>
2514 * reorg.c (dbr_schedule): Use dump_file instead of file.
2516 2006-02-06 Steve Ellcey <sje@cup.hp.com>
2519 * config/ia64/predicates.md (extr_len_operand): New predicate.
2520 * config/ia64/ia64.md (extv): Tighten constraints.
2522 (*tbit_and_2): Ditto.
2523 (*tbit_and_3): Ditto.
2524 (*tbit_or_2): Ditto.
2525 (*tbit_or_3): Ditto.
2529 2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
2532 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
2534 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2536 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
2537 loop_optimizer_init and loop_optimizer_finalize
2538 * tree-ssa-sink.c (execute_sink_code): Ditto.
2539 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2540 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
2541 tree_ssa_loop_done): Ditto.
2542 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
2543 * sched-ebb.c: Include output.h.
2544 (schedule_ebbs): Do not use dump argument.
2545 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
2546 * loop.c (loop_dump_stream): Removed.
2547 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
2549 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
2550 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
2551 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
2552 loop_iterations, strength_reduce, record_biv, record_giv,
2553 final_giv_value, check_final_value, check_ext_dependent_givs,
2554 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
2555 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
2556 dump_file instead of loop_dump_stream.
2557 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
2559 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
2561 * flow.c (life_analysis, rest_of_handle_life): Ditto.
2562 * haifa-sched.c: Include output.h
2563 (schedule_insns, sched_init): Do not use dump argument.
2564 * mode-switching.c (optimize_mode_switching): Ditto.
2565 * modulo-sched.c (stats_file): Removed.
2566 (print_node_sched_params): Do not call argument dump_file.
2567 (sms_schedule_by_order, loop_canon_p, sms_schedule,
2568 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
2570 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
2572 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
2573 rtl_loop_init, rtl_loop_done): Ditto.
2574 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
2575 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
2577 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
2578 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
2579 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
2580 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
2581 * emit-rtl.c (renumber_insns): Ditto.
2582 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
2583 expand_gimple_basic_block, tree_expand_cfg): Ditto.
2584 * regclass.c (regclass): Ditto.
2585 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
2586 remove_ssa_form, rewrite_out_of_ssa): Ditto.
2587 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
2588 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
2590 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
2591 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
2593 * gcse.c (gcse_file, debug_stderr): Removed.
2594 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
2595 rest_of_handle_gcse): Do not use dump argument.
2596 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
2597 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
2598 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
2599 compute_code_hoist_vbeinout, compute_code_hoist_data,
2600 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
2601 compute_store_table, build_store_vectors, insert_insn_start_bb,
2602 insert_store, remove_reachable_equiv_notes, replace_store_insn,
2603 store_motion): Use dump_file instead of gcse_file.
2604 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
2605 * profile.c (profile_dump_file): Removed.
2606 (branch_prob): Use dump_file instead of profile_dump_file.
2607 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
2609 * tree-ssa-copy.c (dump_copy_of): Ditto.
2610 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
2611 dump file to life_analysis.
2612 * bt-load.c (branch_target_load_optimize): Ditto.
2613 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
2615 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
2616 regclass, dbr_schedule): Declaration changed.
2617 * sched-int.h (sched_init): Declaration changed.
2618 * tree-profile.c (tree_profile_dump_file): Removed.
2619 (tree_profile_hooks): Removed profile_dump_file hook.
2620 * rtl-profile (rtl_profile_dump_file): Removed.
2621 (rtl_profile_hooks): emoved profile_dump_file hook.
2622 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
2624 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
2625 * tree-cfg.c (build_tree_cfg): Ditto.
2626 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
2627 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
2628 Declaration changed.
2629 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
2630 life_analysis and schedule_insns.
2631 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
2633 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
2635 * config/mips/mips.c (mips_reorg): Ditto.
2636 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
2639 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
2641 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
2642 (s390_mangle_fundamental_type): New.
2643 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
2646 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
2647 (alpha_mangle_fundamental_type): New.
2648 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
2651 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
2653 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
2655 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
2656 (sparc_mangle_fundamental_type): New.
2658 2006-02-06 Jakub Jelinek <jakub@redhat.com>
2660 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
2661 (s390x-*-linux*): Likewise.
2662 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
2663 * config/s390/t-linux: New file.
2665 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
2667 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
2668 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
2670 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
2672 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
2673 (ANTIC_SAFE_LOADS): New macro.
2674 (find_or_generate_expression): Add prototype.
2675 (set_contains_value): Allow null set for sake of not always having
2676 to allocate ANTIC_SAFE_LOADS.
2677 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
2678 Allow COMPONENT_REF too.
2679 (valid_in_set): Allow COMPONENT_REF.
2680 Check ANTIC_SAFE_LOADS too.
2681 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
2682 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
2684 (can_PRE_operation): Add COMPONENT_REF.
2685 (create_component_ref_by_pieces): New function.
2686 (create_expression_by_pieces): Use create_component_ref_by_pieces.
2687 (insert_aux): Move AGGREGATE_TYPE_P check here.
2688 (compute_avail): Set bb local stmt uids.
2689 (pass_pre): Use TODO_update_ssa_only_virtuals.
2691 2006-02-06 Ben Elliston <bje@au.ibm.com>
2693 * configure.ac: Unconditionally disable decimal float by default.
2694 * configure: Regenerate.
2696 2006-02-06 Ben Elliston <bje@au.ibm.com>
2698 * read-rtl.c (read_name): Terminate reading on EOF.
2700 2006-02-06 Ben Elliston <bje@au.ibm.com>
2702 * dfp.c (decimal_real_arithmetic): Change second argument type
2703 from int to enum tree_code. Do not always return true, but now
2704 return result of any call to decimal_do helper functions.
2705 * dfp.h (decimal_real_arithmetic): Update prototype.
2707 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2709 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
2711 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
2714 * tree-cfg.c (cleanup_dead_labels): Also don't remove
2717 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2719 * tree-vrp.c (cfg_loops): Removed.
2720 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
2721 Use current_loops instead of cfg_loops. Pass flags to
2722 loop_optimizer_init.
2723 * cfgloopmanip.c (fix_loop_structure): Update only available
2725 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
2726 loop_optimizer_init.
2727 * modulo-sched.c (build_loops_structure): Removed.
2728 (sms_schedule): Use loop_optimizer_init.
2729 * loop-init.c (loop_optimizer_init): Use flags to determine
2730 which properties of loops to prepare.
2731 (rtl_loop_init): Pass flags to loop_optimizer_init.
2732 * tree-ssa-sink.c (execute_sink_code): Ditto.
2733 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
2734 * tree-ssa-pre.c (init_pre): Ditto.
2735 * cfgloop.h (LOOPS_NORMAL): New.
2736 (loop_optimizer_init): Declaration changed.
2738 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2740 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
2741 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
2743 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
2745 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
2747 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
2748 * pa/t-pa64: Delete quadlib.c rule.
2749 * pa/x-ada: Revert last change.
2750 * pa/t-pa: Revert last change. Delete quadlib.c rule.
2752 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2754 PR rtl-optimization/26087
2755 * rtlanal.c (canonicalize_condition): Do not cross basic block
2758 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
2761 * config/ia64/ia64.c: Include debug.h.
2762 (MAX_ARTIFICIAL_LABEL_BYTES): New.
2763 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
2764 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
2765 (process_epilogue, process_set, process_for_unwind_directive):
2766 Output unwind info only if requested. Add CFA info if requested.
2767 Add new arguments as needed. Adjust callers.
2768 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
2770 (DWARF2_FRAME_INFO): Define to zero.
2771 * config/ia64/unwind-ia64.c: Remove code that compensated for
2772 the CFA offset error fixed above.
2773 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
2774 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
2775 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
2776 -funwind-tables and -fexceptions to enable frame info.
2777 (dwarf2out_frame_init): Define initial CFA even if
2778 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
2779 DWARF2_UNWIND_INFO is nonzero, not just defined.
2780 (dwarf2out_frame_finish): Output non-EH call frame info only
2781 if DWARF2_FRAME_INFO is nonzero.
2782 (convert_cfa_to_loc_list,
2783 compute_frame_pointer_to_cfa_displacement): Define even if
2784 unwind info is not supported.
2785 (gen_subprogram_die): Use the above unconditionally. Remove
2786 legacy alternate code.
2787 * toplev.c (compile_file): Compile in call to
2788 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
2789 (lang_dependent_init): Ditto for dwarf2out_frame_init.
2791 2006-02-04 David Edelsohn <edelsohn@gnu.org>
2792 Jakub Jelinek <jakub@redhat.com>
2794 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
2795 IBM extended float format long double as "g" on powerpc*-linux.
2797 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2800 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
2801 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
2803 2006-02-03 Jason Merrill <jason@redhat.com>
2806 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
2809 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
2810 on the return slot if it's an NRV.
2812 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
2814 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
2815 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
2816 rewrite_use): Do not handle USE_OUTER.
2817 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
2818 add_iv_outer_candidates, may_replace_final_value,
2819 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
2820 (find_interesting_uses_op): Functionality of
2821 find_interesting_uses_outer_or_nonlin moved here.
2822 (find_interesting_uses_outside): Use find_interesting_uses_op.
2824 2006-02-03 Alan Modra <amodra@bigpond.net.au>
2827 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
2829 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
2830 Ulrich Weigand <uweigand@de.ibm.com>
2833 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
2834 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
2835 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
2836 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
2838 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
2839 (s390_rtx_costs): Use the new fields to calculate rtx costs.
2840 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
2841 Define secondary reloads for TFmode moves.
2842 (constant_modes): Add TFmode.
2843 (NR_C_MODES): Set to 8.
2844 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
2846 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
2847 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
2848 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
2849 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
2850 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
2851 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
2852 (FPR mode macro): Add TFmode.
2853 (DSF mode macro): New.
2854 (<de>, <dee> mode attributes): Removed.
2855 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
2856 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
2857 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
2858 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
2859 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
2860 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
2861 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
2862 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
2863 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
2864 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
2865 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
2866 "*negabs<mode>2", "sqrt<mode>2"):
2867 Changed <de> to <xde>. R constraint replaced by <Rf>.
2868 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
2870 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
2871 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
2872 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
2874 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
2875 "extenddftf2", "extendsftf2"): New expanders.
2876 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
2877 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
2878 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
2879 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
2881 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
2882 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
2883 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
2884 __floatditf): Add a GCC_4.1.0 symbol version tag.
2885 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
2888 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
2891 * config/i386/i386.c (ix86_function_ok_for_sibcall):
2892 Use targetm.binds_local_p instead of TREE_PUBLIC.
2894 2006-02-02 Roger Sayle <roger@eyesopen.com>
2896 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
2897 on INTEGER_TYPEs to indicate that it denotes a character type.
2898 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
2899 signed_char_type_node, unsigned_char_type_node and char_type_node.
2900 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
2901 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
2902 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
2904 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2905 Daniel Berlin <dberlin@dberlin.org>
2907 * tree-tailcall.c (arg_needs_copy_p): New function.
2908 (eliminate_tail_call): Use arg_needs_copy_p.
2909 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
2910 (add_virtual_phis): New function.
2912 2006-02-02 Jakub Jelinek <jakub@redhat.com>
2914 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
2915 #ignore instead of #scratch for %g7 .register directive.
2917 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
2919 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
2922 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
2924 * flow.c (calculate_global_regs_live): Assert that there aren't any
2927 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
2929 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
2931 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
2932 bsi_after_labels iterator.
2933 * tree-if-conv.c (find_phi_replacement_condition,
2934 replace_phi_with_cond_modify_expr): Likewise.
2935 * tree-scalar-evolution.c (scev_const_prop): Likewise.
2936 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
2938 2006-02-02 Diego Novillo <dnovillo@redhat.com>
2940 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
2942 2006-02-02 Diego Novillo <dnovillo@redhat.com>
2945 * tree-cfg.c (move_block_to_fn): Clear out the basic block
2946 array after growing it.
2948 2006-02-01 Steve Ellcey <sje@cup.hp.com>
2951 * fold-const.c (fold_checksum_tree): Change type of buf.
2953 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
2955 * reload.c (push_secondary_reload): Initialize t_icode.
2957 2006-02-01 Jakub Jelinek <jakub@redhat.com>
2959 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
2960 -msoft-float -mlong-double-128 only issue a warning, but don't
2961 swich to DFmode long double.
2963 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
2965 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
2966 has a constant equivalent, iterate over equivalents for arg0,
2967 calling simplify_relational_operation and if there's a result
2968 cheaper than X, apply fold_rtx and return the result.
2970 2006-02-01 Jan Hubicka <jh@suse.cz>
2972 * opts.c (no_unit_at_a_time_default): New global variable.
2973 (decode_options): Use it.
2974 * opts.h (no_unit_at_a_time_default): Declare.
2976 2006-02-01 Paul Brook <paul@codesourcery.com>
2978 * function.c (assign_parm_setup_reg): Use function argument promotion
2980 * expr.c (expand_expr_real_1): Use function argument promotion rules
2983 2006-02-01 Steve Ellcey <sje@cup.hp.com>
2985 * gcc.c (process_command): Change j to 'unsigned int'.
2987 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2990 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
2991 Use the corrected index for the character
2992 out of the string constant.
2994 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
2996 * mode-switching.c (optimize_mode_switching): Fix size
2997 allocated for bb_info[n_entities].
2999 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3001 * gcc.c (main): Correct type that is allocated for
3002 explicit_link_files.
3004 2006-01-31 Jakub Jelinek <jakub@redhat.com>
3006 * config/s390/s390.c (init_alignment_context): Set
3007 ALIAS_SET_MEMORY_BARRIER on the MEM.
3008 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
3010 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
3013 * loop-unroll.c (unroll_loop_runtime_iterations): Free
3015 * tree-ssa-live.c (type_var_init): Allocate bitmap after
3018 2006-01-31 Marcin Dalecki <martin@dalecki.de>
3020 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
3021 * regrename.c: Ditto.
3022 * tree-ssa-loop-im.c: Ditto.
3023 * tree-dump.c: Ditto.
3024 * tree-complex.c: Ditto.
3025 * genrecog.c: Ditto.
3026 * tree-ssa-threadupdate.c: Ditto.
3028 * java/class.c: Ditto.
3029 * java/jcf-parse.c: Ditto.
3030 * java/resource.c: Ditto.
3031 * java/except.c: Ditto.
3032 * java/jvspec.c: Ditto.
3033 * java/jcf-write.c: Ditto.
3034 * java/jcf-path.c: Ditto.
3035 * java/gjavah.c: Ditto.
3036 * java/zextract.c: Ditto.
3037 * java/jcf-io.c: Ditto.
3038 * java/jcf.h: Ditto.
3039 * java/buffer.c: Ditto.
3040 * java/lang.c: Ditto.
3041 * java/parse-scan.y: Ditto.
3042 * java/lex.c: Ditto.
3043 * java/lex.h: Ditto.
3044 * cfgloopmanip.c: Ditto.
3045 * postreload-gcse.c: Ditto.
3046 * tree-ssa-loop-manip.c: Ditto.
3047 * postreload.c: Ditto.
3048 * tree-ssa-loop-ch.c: Ditto.
3052 * diagnostic.c: Ditto.
3054 * genoutput.c: Ditto.
3056 * cfghooks.c: Ditto.
3057 * cfgloopanal.c: Ditto.
3058 * objc/objc-act.c: Ditto.
3060 * genextract.c: Ditto.
3061 * genautomata.c: Ditto.
3062 * pretty-print.c: Ditto.
3064 * cgraphunit.c: Ditto.
3067 * haifa-sched.c: Ditto.
3068 * dominance.c: Ditto.
3070 * tree-ssa-loop-ivopts.c: Ditto.
3072 * mode-switching.c: Ditto.
3073 * modulo-sched.c: Ditto.
3075 * ipa-pure-const.c: Ditto.
3077 * fix-header.c: Ditto.
3079 * tree-stdarg.c: Ditto.
3080 * ipa-utils.c: Ditto.
3081 * loop-init.c: Ditto.
3082 * ipa-inline.c: Ditto.
3085 * alloc-pool.c: Ditto.
3086 * dwarf2out.c: Ditto.
3088 * genattrtab.c: Ditto.
3089 * tree-ssa-loop-ivcanon.c: Ditto.
3093 * fortran/gfortranspec.c: Ditto.
3095 * local-alloc.c: Ditto.
3096 * langhooks.c: Ditto.
3097 * function.c: Ditto.
3098 * tree-vectorizer.c: Ditto.
3100 * ipa-type-escape.c: Ditto.
3102 * tree-if-conv.c: Ditto.
3105 * tree-data-ref.c: Ditto.
3106 * loop-unroll.c: Ditto.
3107 * treelang/treetree.c: Ditto.
3110 * ggc-common.c: Ditto.
3112 * coverage.c: Ditto.
3114 * tree-cfgcleanup.c: Ditto.
3115 * tree-ssa-pre.c: Ditto.
3116 * cfgcleanup.c: Ditto.
3117 * loop-invariant.c: Ditto.
3119 * ipa-prop.c: Ditto.
3120 * print-tree.c: Ditto.
3121 * conflict.c: Ditto.
3122 * ggc-page.c: Ditto.
3123 * sched-deps.c: Ditto.
3124 * regclass.c: Ditto.
3125 * tree-object-size.c: Ditto.
3127 * bb-reorder.c: Ditto.
3128 * resource.c: Ditto.
3129 * var-tracking.c: Ditto.
3131 * df-problems.c: Ditto.
3132 * reg-stack.c: Ditto.
3135 * sched-rgn.c: Ditto.
3136 * tree-ssa-structalias.c: Ditto.
3137 * tree-ssa-reassoc.c: Ditto.
3138 * config/darwin-c.c: Ditto.
3139 * config/darwin.c: Ditto.
3140 * config/arm/arm.c: Ditto.
3142 * collect2.c: Ditto.
3145 2006-01-31 Nicolas Pitre <nico@cam.org>
3147 * arm.md (smaxsi3): Make aware of smax_m1.
3150 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
3152 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
3154 2006-01-31 Richard Guenther <rguenther@suse.de>
3156 * doc/invoke.texi (-msselibm): Document.
3157 * target.h (expand_library_builtin): New target hook.
3158 * builtins.c (expand_builtin): Use expand_library_builtin.
3159 (default_expand_library_builtin): New function.
3160 * gcc.c (LINK_GCC_MATH_SPEC): Define.
3161 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
3162 (link_gcc_math_spec): Declare.
3163 (static_specs): Add link_gcc_math_spec.
3164 * expr.h (default_expand_library_builtin): Declare.
3165 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
3166 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
3167 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
3168 * config/i386/i386.opt (msselibm): New target option.
3169 * config/i386/i386.c (ix86_builtin_function_variants): New array.
3170 (ix86_init_sse_abi_builtins): New function.
3171 (ix86_expand_library_builtin): Likewise.
3172 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
3173 (override_options): Handle error conditions wrt -msselibm.
3174 (ix86_builtins): Add function codes for SSE2 ABI builtins.
3175 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
3176 * doc/extend.texi (__builtin_sse2_*): Document new target specific
3179 2006-01-31 Richard Guenther <rguenther@suse.de>
3180 Paolo Bonzini <bonzini@gnu.org>
3182 * doc/install.texi (--disable-libgcc-math): Document.
3184 2006-01-30 Marcin Dalecki <martin@dalecki.de>
3186 * expr.h (expand_normal): new inline function.
3187 * builtins.c: use it, use EXPAND_NORMAL explicitely.
3189 * dwarf2out.c: use it.
3194 * config/sparc/sparc.c: use it.
3195 * config/i386/i386.c: use it.
3196 * config/rs6000/rs6000.c: use it.
3197 * config/arm/arm.c: use it.
3198 * config/mips/mips.c: use it.
3199 * stmt.c: use it, use EXPAND_NORMAL explicitely.
3201 2006-01-30 Roger Sayle <roger@eyesopen.com>
3203 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
3204 argv to the appropriate type.
3206 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
3208 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
3211 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
3214 * config/s390/s390.c (struct machine_function): New flag
3215 decomposed_literal_pool_addresses_ok_p.
3216 (s390_reorg): Set it before final stage of literal pool transforms.
3217 (s390_decompose_address): Only accept displacements of the form
3218 (minus (label_ref ...) (label_ref ...)) if that flag is set.
3220 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
3222 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
3223 the comparison routine return.
3225 2006-01-30 Michael Matz <matz@suse.de>
3227 * global.c (find_reg): Only evict for global regs.
3228 Take n_refs into account and dump more info.
3230 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
3233 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
3234 (pragma_trap, pragma_nosave_low_regs): Likewise.
3235 (current_function_anonymous_args): Likewise.
3236 (sh_deferred_function_attributes): New variable.
3237 (sh_deferred_function_attributes_tail): Likewise.
3238 (print_operand): For '@', look up trap_exit attribute.
3239 (calc_live_regs): Look up trapa_handler attribute. For trapa
3240 handlers, save/restore fpscr, but don't do any other
3241 interrupt-specific saves.
3242 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
3243 Fix check for partially saved registers to check for SHmedia.
3244 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
3245 (sh_output_function_epilogue): Don't clear any of the removed
3247 (sh_insert_attributes): Don't check pragma_interrupt.
3248 Insert deferred attributes. Check that interrupt attribute is
3249 present for other attributes that require its presence.
3250 (sh_attribute_table): Add new attributes trapa_handler and
3252 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3253 Don't check for pragma_interrupt. Don't store argument.
3254 * sh.h (pragma_interrupt, sp_switch): Don't declare.
3255 (sh_deferred_function_attributes): Declare.
3256 (sh_deferred_function_attributes_tail): Likewise.
3257 * sh.md (sp_switch_1): Add operand. Change generator caller.
3258 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
3259 (*return_i): Don't use when trap_exit attribute is in effect.
3260 (*return_trapa): New insn pattern.
3262 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
3263 setting c_target_objs and cxx_target_objs.
3264 * t-sh: Add rule for sh-c.o.
3266 2006-01-30 Richard Guenther <rguenther@suse.de>
3269 * gimplify.c (gimplify_target_expr): Handle easy cases
3270 without creating a temporary.
3272 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
3274 * vec.h (safe_grow): Remove duplicated line.
3276 2006-01-29 Diego Novillo <dnovillo@redhat.com>
3279 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
3280 (expand_omp): ... here.
3281 (expand_omp_parallel): Only remove barriers for combined
3282 parallel+workshare constructs.
3284 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
3288 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3289 * tree.c (build_qualified_type): Chain the new type to the original
3290 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
3291 a POINTER_TYPE or a REFERENCE_TYPE respectively.
3292 (build_pointer_type_for_mode): Only return unqualified types.
3293 (build_reference_type_for_mode): Likewise.
3295 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
3297 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
3298 * Makefile.in (CXX_COMPAT_WARN): Define.
3299 * configure: Regenerate.
3301 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
3304 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
3307 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
3309 * toplev.c: Fix thinko.
3311 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
3312 Marcin Dalecki <martin@dalecki.de>
3314 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
3315 (push_srcloc): Use XNEW.
3316 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
3318 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
3320 * df-core.c (df_set_blocks): Deleted all variable.
3322 2006-01-28 Ian Lance Taylor <ian@airs.com>
3324 * cgraphunit.c (cgraph_assemble_pending_functions): Call
3325 cgraph_output_pending_asms.
3327 2006-01-28 Zack Weinberg <zackw@panix.com>
3329 * c.opt: Add -W(no-)overlength-strings.
3330 * doc/invoke.texi: Document it.
3331 * c-opts.c (c_common_handle_option): -pedantic implies
3332 -Woverlength-strings, if not explicitly disabled already.
3333 (c_common_post_options): -Woverlength-strings defaults to off, and
3334 is always off for C++.
3335 * c-common.c (fix_string_type): Issue warning about strings longer
3336 than is portable only if warn_overlength_strings. Rearrange code
3337 a little for clarity.
3338 * configure.in: Check for -Wno-overlength-strings as well before
3339 enabling -pedantic in stage 1.
3340 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
3341 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
3343 * genconditions.c (write_header, write_one_condition)
3344 (write_conditions, write_writer): Consolidate very long strings
3345 that were broken up to fit in C89 portable limit. Don't use
3346 printf when fputs will do.
3348 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
3350 * combine.c (simplify_comparison <AND>): Check
3351 TRULY_NOOP_TRUNCATION before start using a subreg.
3353 * config/mips/mips.md (*branch_zero<mode>,
3354 *branch_zero<mode>_inverted, *branch_equality<mode>,
3355 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
3356 Remove mode check from comparisons.
3358 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
3360 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
3362 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
3364 * expmed.c (const_mult_add_overflow_p): Remove.
3365 * expr.h: Remove the prototype for const_mult_add_overflow_p.
3367 * recog.c (validate_replace_rtx_subexp): Remove.
3368 * recog.h: Remove the prototype for
3369 validate_replace_rtx_subexp.
3371 * integrate.h: Remove the prototype for
3372 copy_decl_for_inlining.
3373 * rtl.h: Remove the prototype for mark_constant_function.
3374 * tree-vectorizer.h: Remove the prototype for
3375 vect_strip_conversion.
3377 * modulo-sched.c (create_partial_schedule,
3378 free_partial_schedule, reset_partial_schedule): Make them
3381 * hooks.c (hook_bool_rtx_int_false): Remove.
3382 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
3384 2006-01-28 David Edelsohn <edelsohn@gnu.org>
3386 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
3387 and -mlong-double-128 are incompatible.
3388 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
3389 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
3390 (TARGET_LIBGCC2_CFLAGS): Define.
3391 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
3392 (TARGET_LIBGCC2_CFLAGS): Same.
3393 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
3395 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
3398 * c-typeck.c (build_binary_op): Perform implicit casts of
3399 operands before shortening them.
3401 * cfgloopmanip.c (split_loop_bb): Remove.
3402 * cfgloop.h: Remove the prototype for split_loop_bb.
3404 * cfgloop.c (flow_loop_outside_edge_p): Remove.
3405 * cfgloop.h: Remove the prototype for
3406 flow_loop_outside_edge_p.
3408 * emit-rtl.c (init_virtual_regs): Make it static.
3409 * function.h: Remove the prototype for init_virtual_regs.
3411 * recog.c (peephole2_optimize): Make it static.
3412 * recog.h: Remove the prototype for peephole2_optimize.
3414 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
3416 * df-scan.c (df_record_entry_block_defs): Check if
3417 INCOMING_RETURN_ADDR_RTX is defined.
3419 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
3420 Kenneth Zadeck <zadeck@naturalbridge.com>
3422 PR rtl-optimization/24762
3423 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
3424 * targhooks.c (hook_void_bitmap): New hook prototype.
3425 * targhoohs.h (hook_void_bitmap): Ditto.
3426 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
3427 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
3428 * target.h (live_on_entry): New function pointer.
3429 * df-scan.c (df_all_hard_regs): Removed.
3430 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
3431 (df_scan_free_internal): Added df->entry_block_defs.
3432 (df_scan_alloc): Ditto.
3433 (df_scan_dump): Ditto.
3434 (df_uses_record): Plumbed flag field properly thru calls.
3435 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
3436 This part fixes PR24762.
3437 (df_bb_refs_record): Added code to make the frame and arg
3438 pointers live in EH blocks.
3439 (df_refs_record): Added call to df_record_entry_block_defs.
3440 (df_record_entry_block_defs): New function.
3441 * df-core.c: Added comments to describe new artifical defs.
3442 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
3443 (entry_block_defs): New field in struct df.
3444 (df_all_hard_regs): Deleted.
3445 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
3446 * df-problems.c (df_ru_bb_local_compute_process_def):
3447 Added code to handle artifical defs in the entry to a function.
3448 (df_ru_bb_local_compute): Ditto.
3449 (df_rd_bb_local_compute_process_def): Ditto.
3450 (df_rd_bb_local_compute): Ditto.
3451 (df_lr_bb_local_compute): Ditto.
3452 (df_ur_bb_local_compute): Ditto.
3453 (df_urec_bb_local_compute): Ditto.
3454 (df_chain_create_bb): Ditto.
3455 (df_ur_local_finalize): Removed entry.
3456 (df_urec_init): Ditto.
3457 (df_urec_local_finalize): Ditto.
3458 (df_ri_bb_compute): Added detection of last use of pseudos.
3459 * Makefile.in (df-scan.o): Updated dependencies.
3460 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
3461 * config/mips/mips.c (mips_set_live_on_entry): Added.
3462 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
3464 * dce.c (marked_insn_p): Added code to handle artifical defs.
3466 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
3468 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
3470 (_mm_cvtsi128_si64): Likewise.
3471 (_mm_cvtsd_si64): Likewise.
3472 (_mm_cvttsd_si64): Likewise.
3473 (_mm_cvtsi64_sd): Likewise.
3474 (_mm_cvtsi64_si128): Likewise.
3475 * config/i386/mmintrin.h (_m_from_int64): Likewise.
3476 (_mm_cvtsi64_m64): Likewise.
3477 (_m_to_int64): Likewise.
3478 (_mm_cvtm64_si64): Likewise.
3479 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
3480 (_mm_cvttss_si64): Likewise.
3481 (_mm_cvtsi64_ss): Likewise.
3482 (_mm_cvtss_f32): Likewise.
3484 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
3486 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
3487 for pragma redefine_extname.
3489 2006-01-27 Jakub Jelinek <jakub@redhat.com>
3492 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
3493 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
3494 -mno-minimal-toc to previous content.
3495 (bispecs): Remove goal.
3496 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
3497 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
3498 compatibility aliases on powerpc-*-*gnu*.
3499 * config/rs6000/libgcc-ppc-glibc.ver: New file.
3500 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
3501 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
3502 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
3503 (ldblspecs): New goal.
3504 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
3505 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
3507 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
3508 L_sf_to_tf or L_df_to_tf is defined.
3510 2006-01-27 David Edelsohn <edelsohn@gnu.org>
3511 Alan Modra <amodra@bigpond.net.au>
3514 * config/rs6000/linux.h (POWERPC_LINUX): Define.
3515 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
3516 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
3517 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
3518 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
3519 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
3520 (rs6000_override_options): Initialize rs6000_ieeequad.
3521 Initialize TFmode format to ibm_extended_format if not
3523 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
3525 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
3526 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
3527 (function_arg_advance): IBM long double passed in two FPRs, not
3529 (function_arg): IBM long double passed in FPRs.
3530 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
3531 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
3532 Only multireg GPR aligned.
3533 (rs6000_init_libfuncs): Enable IBM long double functions if not
3535 (rs6000_generate_compare): Use IBM long double compare if not
3537 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
3538 (TARGET_IEEEQUAD): Define.
3539 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
3540 not TARGET_IEEEQUAD.
3541 * config/rs6000/rs6000.md: Enable TFmode patterns if
3543 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
3544 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
3545 and -mlong-double-128 are incompatible.
3546 * doc/invoke.texi (-mabi): Collect options together. Add
3547 ibmlongdouble and ieeelongdouble.
3549 2006-01-27 Richard Sandiford <richard@codesourcery.com>
3551 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
3553 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
3554 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
3555 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
3556 * rtl.h (rtunion_def): Remove rt_ptr.
3558 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
3559 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
3560 * config/i386/winnt.c (i386_pe_mark_dllexport)
3561 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
3563 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
3565 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
3567 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
3571 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
3572 pthread_key_delete. From John David Anglin. gthrw-ify
3573 pthread_getunique_np only if it it's not a macro. Delete
3575 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
3576 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
3577 __gthread_objc_condition_signal, __gthread_key_delete): Add
3578 "__attribute__ ((__unused__))" to unused arguments.
3579 (__gthread_recursive_mutex_init_function): Add missing return.
3580 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
3581 gthr-posix95.h: Use macro-based approach for name redirection
3582 on targets missing weakref.
3584 2006-01-26 Zack Weinberg <zackw@panix.com>
3586 * genconditions.c (write_header): In generated code, #ifdef out
3587 all includes and fake declarations, except includes of bconfig.h
3588 and system.h, unless GCC_VERSION >= 3001. Do not include
3589 gensupport.h in any case.
3590 (write_conditions): Generate a definition of struct c_test. Add
3591 a comment to the generated #endif.
3592 (write_one_condition): Escape backslashes in string too.
3593 (write_writer): Generated code must escape backslashes and quote
3594 marks (but not newlines) in the strings it writes.
3595 * Makefile.in (build/gencondmd.o): Update dependencies.
3597 2006-01-26 Steve Ellcey <sje@cup.hp.com>
3600 * Makefile.in (insn-automata.o): Add header file dependencies.
3601 * genautomata.c: Add includes.
3603 2006-01-26 Steve Ellcey <sje@cup.hp.com>
3606 * Makefile.in (insn-automata.o): Add -Wno-error flag.
3608 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
3610 * configure.ac: Expect target tools paths to be passed from the toplevel
3611 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
3613 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
3615 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
3618 * c.opt (Wpointer-sign): Init to -1.
3619 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
3620 OPT_pedantic, to 0 otherwise.
3621 * doc/invoke.texi: Update.
3623 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
3625 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
3626 constants provided by 80387 instructions in the destination mode.
3628 2006-01-26 Richard Guenther <rguenther@suse.de>
3629 Andrew Pinski <pinskia@physics.uc.edu>
3632 partial PR tree-opt/17064
3633 * tree-ssa-structalias.c (intra_create_variable_infos):
3634 Create heap variables for incoming parameters if
3635 flag_argument_noalias > 1.
3636 (find_what_p_points_to): Look through default defs of
3639 2006-01-26 Jeff Law <law@redhat.com>
3642 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
3643 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
3644 within the VR_RANGE, use the VR_RANGE as the result, not the
3646 (adjust_range_with_scev): Reject ranges from SCEV which are out of
3647 bounds for the type.
3649 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
3651 * tree-ssa-alias.c (maybe_create_global_var): Change
3652 subvar walking to an assertion that we don't have subvar'd variables.
3654 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
3657 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
3658 Use a new variable, inner. PARM_DECLs are always non-weak.
3660 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
3662 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
3665 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
3667 * config/mips/mips.md (*clear_upper32): New combiner pattern.
3669 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
3671 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
3672 (smax_insn, smin_insn, smax_0, smin_0): New.
3674 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
3677 * config/cris/cris.c (cris_order_for_addsi3): New function.
3678 * config/cris/cris-protos.h: Prototype it.
3679 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
3680 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
3681 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
3682 (split for "op.S1 [rx=rx+i],ry (swapped)")
3683 (split for "op(s|u).S1 [rx=rx+i],ry")
3684 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
3685 Apply cris_order_for_addsi3 when generating addsi3 insns.
3687 2006-01-25 Diego Novillo <dnovillo@redhat.com>
3689 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
3690 (TREE_BLOCK): Add call to EXPR_CHECK.
3692 2006-01-25 Diego Novillo <dnovillo@redhat.com>
3695 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
3696 * tree-pretty-print.c (dump_omp_clause): Extract from ...
3697 (dump_omp_clauses): ... here.
3698 (dump_generic_node): Handle OMP_CLAUSE.
3699 * tree.c (omp_clause_num_ops): New.
3700 (omp_clause_code_name): New.
3701 (tree_code_size): Handle OMP_CLAUSE.
3702 (tree_size): Likewise.
3703 (make_node): Document handling of OMP_CLAUSE.
3704 (tree_node_structure): Handle OMP_CLAUSE.
3705 (omp_clause_check_failed): New.
3706 (omp_clause_range_check_failed): New.
3707 (omp_clause_operand_check_failed): New.
3708 (build_omp_clause): New.
3709 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
3710 * tree.h (enum omp_clause_code): Declare.
3711 (OMP_CLAUSE_SUBCODE_CHECK): Define.
3712 (OMP_CLAUSE_RANGE_CHECK): Define.
3713 (OMP_CLAUSE_ELT_CHECK): Define.
3714 (omp_clause_check_failed): Declare.
3715 (omp_clause_operand_check_failed): Declare.
3716 (omp_clause_range_check_failed): Declare.
3717 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
3718 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
3719 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
3720 (OMP_CLAUSE_LASTPRIVATE): Likewise.
3721 (OMP_CLAUSE_IF_EXPR): Likewise.
3722 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
3723 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
3724 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
3725 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
3726 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
3727 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
3728 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
3729 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
3730 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
3731 (OMP_CLAUSE_CODE): Define.
3732 (OMP_CLAUSE_SET_CODE): Define.
3733 (OMP_CLAUSE_CODE): Define.
3734 (OMP_CLAUSE_OPERAND): Define.
3735 (struct tree_omp_clause): Declare.
3736 (union tree_node): Add field 'omp_clause'.
3737 * treestruct.def (TS_OMP_CLAUSE): Define.
3738 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
3739 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
3740 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
3741 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
3742 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
3743 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
3744 (OMP_CLAUSE): Define.
3745 * print-tree.c (print_node): Handle OMP_CLAUSE.
3746 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
3747 * c-typeck.c: Likewise.
3748 * gimplify.c: Likewise.
3749 * c-omp.c: Likewise.
3750 * tree-nested.c: Likewise.
3751 * tree-inline.c: Likewise.
3752 * c-parser.c: Likewise.
3753 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
3756 2006-01-25 Roger Sayle <roger@eyesopen.com>
3758 PR rtl-optimization/25703
3759 * combine.c (try_combine): Handle zero_extract and strict_low_part
3760 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
3762 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
3764 * global.c: Fix comment typos.
3766 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
3769 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
3770 Use output_addr_const instead of assemble_name.
3772 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
3774 * Makefile.in (sched-vis.o): Update dependencies.
3775 * haifa-sched.c (sched_finish): Clear current_sched_info.
3776 * cfg.c (dump_bb_info): New, split from dump_flow_info.
3777 (dump_flow_info): Call it.
3778 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
3780 * basic-block.h (dump_bb_info): Declare.
3781 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
3782 option, and apply options only for dump files whose TDF_RTL,
3783 TDF_TREE, or TDF_IPA bits match.
3784 * rtl.h: Declare new functions exported from sched-vis.c.
3785 * sched-vis.c: Enable also if scheduling is not used.
3786 (print_value): Print the mode of registers if not inside scheduling.
3787 (print_insn): Make it work outside the scheduler. Beautify the output
3789 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
3791 2006-01-25 Richard Sandiford <richard@codesourcery.com>
3793 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
3794 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
3795 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
3796 depending on the value of CONSTANT_POOL_ADDRESS_P.
3797 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
3799 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
3800 rather than SYMBOL_REF_DECL.
3801 (rtx_constant_pool): Remove const_rtx_sym_htab.
3802 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
3803 (init_varasm_status): Don't initialize const_rtx_sym_htab.
3804 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
3805 Remove handling of const_rtx_sym_htab.
3806 (find_pool_constant): Delete.
3807 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
3808 rather than find_pool_constant.
3809 (get_pool_constant_for_function): Delete.
3810 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
3812 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
3813 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
3814 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
3815 (SYMBOL_REF_CONSTANT): New macro.
3816 (get_pool_constant_for_function): Delete.
3817 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
3818 rather than SYMBOL_REF_DECL.
3819 (i386_pe_mark_dllimport): Likewise.
3820 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
3821 rather than SYMBOL_REF_DECL.
3822 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3823 (machopic_indirect_call_target): Likewise.
3825 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
3827 * flow.c (delete_noop_moves): Add missing EOL to dump message.
3829 2006-01-25 Richard Sandiford <richard@codesourcery.com>
3831 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
3833 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
3835 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
3837 2006-01-24 David Daney <ddaney@avtrex.com>
3840 * configure.ac (enable_tls): New enable option.
3841 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
3842 * configure: Regenerate.
3843 * doc/install.texi (--enable-tls): Document new option.
3844 (--disable-tls): Ditto.
3846 2006-01-24 Richard Henderson <rth@redehat.com>
3848 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
3849 * alias.c (true_dependence): Respect it.
3850 (canon_true_dependence, write_dependence_p): Likewise.
3851 * builtins.c (get_builtin_sync_mem): Set it.
3853 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
3855 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
3858 2006-01-24 DJ Delorie <dj@redhat.com>
3860 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
3861 for storing constants in single-bit bitfields.
3863 2006-01-25 Ben Elliston <bje@au.ibm.com>
3865 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
3867 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
3870 * tree-ssa-pre.c (phi_translate): Return NULL
3871 for AGGREGATE_TYPE's.
3873 2006-01-24 Zack Weinberg <zackw@panix.com>
3875 * genautomata.c (process_state_for_insn_equiv_partition):
3876 Use xcalloc for insn_arcs_array.
3877 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
3878 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
3880 2006-01-24 Richard Henderson <rth@redhat.com>
3882 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
3885 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
3887 PR rtl-optimization/25890
3888 PR rtl-optimization/25905
3889 * combine.c (expand_compound_operation, expand_field_assignment):
3890 Fail if the bitfield's final position is out of bounds.
3892 2006-01-24 Ian Lance Taylor <ian@airs.com>
3895 * cgraphunit.c (cgraph_output_in_order): Don't clear
3896 cgraph_asm_nodes until after asm strings have been output.
3898 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
3900 * fix-header.c (read_scan_file): Add new parameter imultilib when
3901 calling register_include_chains.
3903 2006-01-23 Diego Novillo <dnovillo@redhat.com>
3905 * omp-low.c: Update documentation.
3907 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
3908 Daniel Berlin <dberlin@dberlin.org>
3912 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
3913 return from the function.
3915 2006-01-22 Zack Weinberg <zackw@panix.com>
3917 * rtl.def (match_code): Add second argument.
3918 * genpreds.c (write_extract_subexp): New function.
3919 (write_match_code): Add path argument. Use write_extract_subexp.
3920 (write_predicate_expr): Pass path to write_match_code.
3921 (mark_mode_tests): MATCH_CODE applied to a subexpression does
3922 not perform a mode test.
3923 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
3924 a subexpression does not constrain the top-level code set.
3925 * read-rtl.c (read_rtx_variadic): New function.
3926 (read_rtx_1): Use it; allow AND and IOR to be variadic.
3927 * doc/md.texi: Document new notation.
3928 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
3929 (cmpsi_operand): ... here, using new notation.
3931 2006-01-22 Zack Weinberg <zackw@panix.com>
3933 * varray.c: Remove GENERATOR_FILE #ifdefs.
3935 2006-01-22 Zack Weinberg <zackw@panix.com>
3937 * genautomata.c (output_reserved_units_table): Emit nothing if
3938 description->query_units_num is zero. Remove extra blank line.
3939 (output_cpu_unit_reservation_p): Short circuit
3940 if description->query_units_num is zero.
3942 2006-01-22 Zack Weinberg <zackw@panix.com>
3944 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
3945 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
3946 nor any of the random handful of variables that used to be necessary
3947 when this program was linked with rtlanal.o. Prune set of forward
3948 function declarations.
3949 (struct attr_desc): Remove static_p field.
3950 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
3951 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
3952 (attr_string): Do not read the character one past the length of
3954 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
3955 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
3956 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
3957 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
3958 (make_automaton_attrs): New.
3959 (main): Do not call into genautomata. Call local gen_bypass
3960 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
3961 Remove special case for insn_alts.
3962 * genautomata.c: Include gensupport.h; not genattrtab.h nor
3963 varray.h (leftover from previous change). Prune set of forward
3964 function declarations. Remove state_alts fields from all
3965 structures. Remove state_alts_table from struct automaton.
3966 Make everything except main static. Do not maintain num_dfa_decls.
3967 Do not maintain state_alts fields of various structures.
3968 (process_decls): Don't validate condexp for dm_insn_reserv decls.
3969 (add_arc): Remove state_alts argument. All callers updated.
3970 (output_reserved_units_table): Emit #ifdef here...
3971 (output_tables): ...not here. Don't generate state_alts tables.
3972 (expand_automata): Don't generate attributes.
3973 (write_automata): Don't generate state_alts functions.
3974 (main): New function.
3975 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
3976 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
3977 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
3978 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
3979 (BYPASS_P_FUNC_NAME, output_state_alts_table)
3980 (output_automata_list_state_alts_code, output_internal_state_alts_func)
3981 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
3982 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
3984 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
3985 * genattrtab.h: Delete file.
3986 * Makefile.in (OBJS-common): Add&nb
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